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Mathematics Questions and Answers October 08, 2021

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The volume of gas kept at a constant pressure varies inversely with the temperature T. If the temperature is 50 degrees, the volume is 20 cubic feet. What will the volume be when the temperature is 100 degrees? V= T= S
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There is no answers to these questions and I just want to make sure I am doing it right! i) If lim f(x) = 2, and lim g(x) = -1, the limit lim 2f (20) - 39(2) x->a' x->a x - >a is , A. -7/2 ourtangie f (2)g(20) B. 1 C. 7/2 D. None of the above. ii) If So f(x) da = -1, f5 f(x)dx = 3, fog(x)dx = 1 and fig(x)dx = -2, the integral So (f(20) + 29(2))
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Find the domain and range of each relation. State whether or not the relation is a function. (a) { (2, 1), (4, 3), (6, 5), (6, 6) } ( b ) { ( 1 , 2 ) , ( 3 , 4 ) , ( 5 , 6 ) , ( 6 , 6 ) } s through the following points
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The Pacioli Corporation reports net income for Year One of $800,000. The company had 155,000 shares of common stock outstanding for the entire year as well as 90,000 shares of preferred stock. The common stock was paid $1 per share as a dividend while the preferred shareholders received $2 per share. The common stock had an average price for the
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Can anyone help this problem, thank you Question 3 (total 20 points) Health care quantity q gives a patient a benet equal to (1\
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Can someone please help me out? Answer choices: A: -1B: 0C: -2D: -3 \f
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Two Calculus I questions If a steel ball is tossed from the top of the Berj Khalifa in Dubai, the tallest building in the world, its height above the ground t seconds after it is dropped will be s(t) = 2717 - 16t- feet (neglecting air resistance). KE NOKOphotography/Shutterstock.com (a) How long will it take to reach the ground? [Hint: Find when
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{b} Follow the company.r policies and procedures and enter a journal to transfer the balance of the bad debt provision account to the bad expense account and calculate and enter a journal to provide for doubtful debts at 30 June 2022. Notes: You are required to create three [3} fournat entries for this task
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Find basis for sub space consisting of all vectors perpendicular to v1 and v2 1. Let W C R4 be the subspace consisting of all vectors perpendicular to 2 and 3 NO Find a basis for W
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Two transformations have been performed on the unit square in the sketch below. 3; D (b) The red rectangle is the result of the transformation: Tr(x, y) = (c) Would To o T, and Tro To produce the same result? Why or why not
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Explain how students can obtain equitable access to digital learning tools and resources across a school or school district to meet their learning needs. Describe the social and cultural opportunities or challenges that may occur when students use digital tools in and as an extension of the classroom. Explain best practices for students' ethical,

4b. Carmen also deposited ARS in a bank account. Her account pays a nominal annual interest rate of 17%, compounded yearly. After three years, the total amount in Carmen's account is 10,000 ARS. Find the amount Carmen deposited in the bank account
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Differential Equations Section 1.5 Question 4 4. Solve the following initial-value problems (which could be homogeneous, Bernoulli, or exact). (a) (2x2 + y? ) de - xydy = 0, y(1) = 2, (b) (2xy' + 3x3 ) dir + (2x y + 4y' ) dy = 0, y(1) = 0, (c) (y ty)) dr - dy = 0, y(0) = 1
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The lowest total process cost is: Question 32 options: always the lowest cost for each involved function achieved by analyzing each function separately the lowest total cost for all involved functions combined never achieved in practice

Find the following product. (8)(6)

Explain what is wrong with each of the following. . You can use a significance test to evaluate the hypothesis H0: \f
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Assuming it occurred in an acidic solution, what is the correctly balanced equation for straight H subscript 2 straight O subscript 2 plus Sn subscript 2 to the power of plus rightwards arrow straight H subscript 2 straight O plus Sn subscript 4 to the power of plus ? straight H subscript 2 straight O subscript 2 plus 2 Sn subscript 2 to the power

Please construct one or two examples of each -2 (10) A non-zero vector in W- where W = span -2 (11) A 4 x 4 matrix with e1 + e3 - 7e4 E Col A and e1 + e3 - 7e4 E Nul A (12) An orthonormal basis for W = span{el + e2 + e3, 5e1 - 4e2 - e3}. The standard matrix of the orthogonal projection projw. A basis for the null space of projw and a basis for the
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Which means the opposite of debt? A.record B.temper C.fortune D.habitat

A researcher reports that the 2 effect size for her study is very large ( 2 = .64); but the t test that she reports is quite small, and not statistically significant. What inference can you make about this situation?

Matching: Select the word on the right that best matches with the blank for the question on the left. (2 points each for the 5-item set) Question 19 options: approach perspective mode system model 1. an example representing something bigger, smaller, or more complex 2. viewpoints such as purchase or doctor-patient 3. manner of consulting described

MATH 1020Q - Problem Solving Assignment 4: On the Bus Due: February 11", 2021 Clue Sheet There are six college students sitting on one of the UConn buses. Three are sitting on each side of the bus, facing each other. They are all friends, but each person considers one person in the group to be their best friend. You must determine for each person:
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find a formula for the angle "d" in the triangle with vertices C(1,1, 2), D(2, 1, 2), and E(2, 1, 0)

Q 1). Watching Television : According to the Nielsen Media Research, children (ages 2-11) spend an average of 21 hours 30 minutes watching television per week while teens (ages 12-17) spend an average of 20 hours 40 minutes. Based on the sample statistics obtained below, is there sufficient evidence to conclude a difference in average television

546. Jerilyn Ross, a New York City psychologist, specializes in treating patients who are phobic and afraid to leave their homes. The following table indicates how many patients Dr. Ross has seen each year for the past ten years. It also indicates what the robbery rate was in New York City during the same year. CRIME RATE (ROBBERIES YEAR NUMBER OF
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Question 1 (a) A restaurant needs full-time and part-time staffs for daily operation in the year of 2019. The forecasted number of customers for Monday is 80. The forecasted number then increases by 10% each day from Tuesday to Saturday. For example, it is forecasted that there will be 80*110% customers on Tuesday and 80*(110%)- customers on
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please i need you help with this linear algebra question - 2 2. Diagonalize the matrix A = 2 if possible
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1. True or false? If the statement is false, correct it. a) Linear growth shows increases by a constant amount each time period. b) Exponential growth shows increases by a constant factor each time period.
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(PAGE 1 OF 2) NAME DATE Number Puzzles: 1 Clue For each number puzzle, follow these steps. a. Find two numbers that fit each clue. b. Draw unmarked arrays, and label the dimensions to show that your numbers fit the clue. c. List other numbers that also fit the clue. This number of tiles will make an array that is 2 tiles wide. Number: Number:
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3. A sociology student wanted to test to see if the GPA's of four sororities were significantly different. They found the following: Let A = group 1, B = group 2, C = group Sorority A B C D yi 3.22 3.57 2.87 2.98 Si 0.54 0.35 0.21 0.23 ni 10 10 10 10 3, and D = group 4. (a) Calculate SSB. (b) Calculate SSW (c) Calculate d. f{B}. (d) Calculate d.
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10. 11. Set up the method of partial fractions when 32 s5+2 FO) = 5612262 +35 1 8) How many undetermined coefficients are there? Derive the system of equations for the coefficients but no need to solve the linear system. Hint: See class notes of 4/26/2024. * Solve the general second order IVP: 3" + by' + cy = 1 with known y(0) and y'(0), where b
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create a double number line to solve the question below. Use the following letters to disply the values a b c d e f. Kingston wants to make slime! The recipe calls for 5/8 cup of glue. But he only has 1/2 cup of glue left from his last slime adventure. What fraction of the required amount does kingston have

Determine the flowing limit. lim squareroot of x+6 - X ________________________ x->3x^3-3x^2 The questions I have is lim x->3 square root x+6-x over x^3-3x^2

Conduct a hypothesis test at the 0.01 level of significance, to determine if a positive linear relationship exist between YOJ and the annual bonus (Y) at Intel Tech. Include a statement about the necessity of the independent variable in this model

The first National Health and Nutrition Exam Survey reported that the average body mass index (BMI) in the 25 to 39 age group for women was found to be 24 with a standard deviation of 5. If a woman from this age group is selected at random, what is the probability she has a BMI between 32 and 35. Write the probability as a decimal rounded to the

hemisphere of radius ( 2) is attached to the base of a cone with radius ( 2) and slant height 5. The total surface area of the compound shape is 273. Find the volume of the compound shape

Name : Grace Urbieta Per: 3 Date: 11/9/2027 Unit 4 Summative Project Introduction: For this project, you must create a graph that represents the relationship between two quantities ex: distance and time) and a story with description of what is happening in the graph at certain points. Part 1: Representing Relations 1. Your graph will have at least
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1 Consider the inconsistent system Ax = b where A = 1 1 There are inniter many least squares solutions because (a) Find the general solution to the normal equations. (b) Give two different least squares solutions, and check that they have the same value of ||b - Axl
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classify each triangle by its angles and sides \f
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Let f(x) = 7x + 2 and 90:) = 217- 7. Find (% + g)(x)., (f :- g)(x), {fg)(x), and [g] (3:). Give the domain of each; (H mm = [I (Simplify your answer.)
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Chi-Square Tests (Schwartz, Wilson, Goff text, ch.11) 1.With what type of data will you use the Chi-Square Test? 2.What role does prior knowledge play in the Chi-Square Goodness of Fit Test? 3.What is the key comparison that forms the basis of the Chi-Square Goodness of Fit Test? 4.What would the null hypothesis for the Chi-Square Goodness of Fit

13)On a crisp sunny Saturday afternoon, you decide to count the number of seeds that chickadees eat each time they come to your feeder. You select 7 chickadees at random, and find a mean of 5.14 and a standard deviation of 2.9. Using this data, you calculate that the standard error to be 1.1. If the true feeding rate was 6.24 seeds per visit,

thanks for all the help :) 10.1.2 Table contains the value of the house and the amount of rental income in a year that the house brings in. o Create a scatter plot and find a regression equation between house value and rental income. 0 Then use the regression equation to find the rental income a house worth $250,000 . Data of House Value versus
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Problem 2 (10 points) Assume a doctor knows that a patient is sick either with disease D 1 or with disease D 2 , and the two events are taken as the complement of each other. It is also known that P(D 1 ) = 0.9. A symptom S may happen with both diseases with P(S|D 1 ) = 0.4 and P(S|D 2 ) = 0.8. If the patient shows S, what is the probability that

Using the Fundamental Counting Principle, Calculate and explain how many different ways can you dress every morning. You have 3Work shirts, 3 Work pants, 1 Coat, and 2 Dresses. Show all calculations

This exercise uses Newton's Law of Cooling. A hot bowl of soup is served at a dinner party. It starts to cool according to Newton's Law of Cooling so that its temperature at time t is given by T ( t ) =66+145 e 0.05 t where t is measured in minutes and T is measured inF. (a) What is the initial temperature of the soup? F (b) What is the

You are interested in whether the average lifetime of Duracell AAA batteries is different from the average lifetime of Energizer AAA batteries. You lay out your hypotheses as follows: Null Hypothesis: 1 = 2 , Alternative Hypothesis: 1 2 . After running a two independent samples t-test, you see a p-value of 0.2941. What is the appropriate

It is claimed that a car is driven on the average more than 20 000 kilometers per year. To test this claim, a random sample of 30 car owners has been selected. The owners were asked to keep record of the kilometers they travel. Would you agree with this claim if the random sample showed an average of 22 500 kilometers and a standard deviation of 5

Figure 5 shows the reverse bias characteristics of a metal-semiconductor (MS) junction diode. The slight increase in reverse current with the applied reverse bias is due to (a) R-G of carriers in the MS junction (b) Drift of minority carriers in the MS junction (c) A consequence of Schottky barrier lowering

7. Going back to the original problem, an inspection of the materials shows that 4000 square inches of the plain fabric is not usable. How would this impact the optimal product mix and the optimal profit? Explain
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Phil is baking a pie with cranberries and apples. Apples cost $0.60/cup and cranberries cost $0.40/cup. Phil wants to spend no more than $4.20 on the fruit for his pie. Question What is an inequality that represents the combinations he can use

Determine the number 31 is prime, composite, or neither

A firm needs to either buy or lease $200,000 worth of equipment. The equipment has a life of 5 years after which time it will be worthless. The equipment as a CCA rate of 30% and can be leased at a cost of $30,000 per year (payments due at the beginning of each year). The corporate tax rate is 38% and the cost of debt is 10%. What is the present
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An airport limousine can accommodate up to four passengers on any one trip. The company will accept a maximum of six reservations for a trip, and a passenger must have a reservation. From previous records,15%of all those making reservations do not appear for the trip. Answer the following questions, assuming independence wherever appropriate.

page A high school class is putting together a newsletter. The cost of design and colour copies is $200 plus $0.75 per copy. The class plans to sell the newsletter for $1.25. Determine the number of newsletters made to break even. (Break even occurs when the cost and the revenue are equal). [The parts below assist in the solution] a) Write the let

How would I solve this? Part A A skateboarder starts up a 1.0-m-high, 30" ramp at a speed of 6.0 m/s. The skateboard wheels roll without friction. At the top, she leaves the ramp and sails through the air How far from the end of the ramp does the skateboarder touch down? Express your answer with the appropriate units. > View Available Hint(s) O
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You want to receive $475 at the end of every three months for 3 years. Interest is 7.6% compounded quarterly. (a) How much would you have to deposit at the beginning of the 3-year period? (b) How much of what you receive will be interest? (a) The deposit is $ (Round the final answer to the nearest cent as needed. Round all intermediate values to
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1.A psychology professor of a large class became curious as to whether the students who turned in tests first scored differently from the overall mean on the test. The overall mean score on the test was 75 with a standard deviation of 10; the scores were approximately normally distributed. The mean score for the first 20 students to turn in tests

X-1 ifx = -2 g (x) = -3 if x = -2 Find g (-5), = (-2), and g (6). (-5) - E (-2) -0 DC S = (5) - 0
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3. A lidless rectangular box is constructed from a 150 cm by 160 cm rectangular piece of cardboard by cutting squares out of the corners and folding up the sides. Determine the maximum possible volume of the box. Round your nal answers to two decimal places where appropriate
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You want to compare your sample patients with MCI with a population of patients with TBI and you only know their mean (m = 8.5). Please write in APA One-Sample Statistics N Mean Std. Deviation Std. Error Mean MCI 15 8.0667 1.53375 .39601 One-Sample Test Test Value = 8.5 t df Sig. (2-tailed) Mean Difference 95% Confidence Interval of the Difference

Please show all your work thank you Exercise 5: Consider the two vectors v = and w = NHOO OOH- and let P = Span{v, w}. (1) Is it possible to find a linear transformation A : R4 - R' such that P = Null(A)? If yes find one, if not explain why. (2) Is it possible to find a linear transformation A : R4 - R2 such that P = Null(A)? If yes find one, if
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Use the following information to answer the next question Earthquake amplitude, A, is given by the equation M = log , where MI is the magnitude measured to the nearest tenth on the Richter scale, A is the amplitude of the ground motion, and An is the magnitude of a standard earthquake. 7. San Francisco Bay area had an earthquake with a magnitude
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Two-Step Linear Inequalities HC Part A : Solve the inequality and show every step of your work. Part B : Explain in words how to graph the solution to the inequality on a number line. Part C : Find two values that would make the inequality true. Explain how you know the values are solutions to the inequality.

5. AR(1) processes Consider the following AR(1) sequence: yt=yt-1 et for t = 1, 2, ... where {et: t = 1, 2,...} is i.i.d. sequence with a mean of zero and variance of 2e . E(yt h | yt)= yt . Therefore, limh E(yt h | yt)= yt . If Var(y0)=0 , it can be shown that: Corr(yt h | yt)=tt h Written in this way, it is clear that in this case yt satisfy the

If money is invested at 1818% per year, after approximately how many years will the interest earned be equal to the original investment

_______________ is a table that examines how one variable influences another variable. Question 4 options: a) A grouped frequency table b) A univariate table c) A contingency table d) A simple table e) None of the options

The Statistics Intelligence Test (SIT) has a mean of 36 and a standard deviation of 11. These values were calculated from a large sample. How can raw scores on the SIT be converted to Statistics IQ scores (with mean of 100 and standard deviation of 15)?

1)Explain ways of minimize the Memcached server outages in your Python Development?

For each ordered pair (x, y), determine whether it is a solution to the inequality x 2 2. Is it a solution? (x, V) Yes No (6. - 7) O O (2, 1) O O (8, 2) O O (-2, - 4) O O X 5
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I do not know what this means. (Math functions Unit) If we saidf(2) = -1, f(0) = 3, and f (-2) = 4and. What do you suppose this notation means?

Twenty samples, with each sample consisting of 5 items, were randomly selected from a cereal manufacturer's process. If the average range value is 0.075 then the 3-sigma lower control limit for the R-chart for this process would be? choose the correct answer from here: 2.11 0.0 0.1583 0.75

Can anyone get me access to the performance task for pre-ap geometry with statistics titled, "Star Energy?" Thanks.1

Materials provided in the kit: Marbles Materials provided by the student: meter stick (works best, but any metric ruler will work) masking tape Procedure (this works best if you have a helper). You will need a space that is not carpeted so that the marbles can roll freely. It also works best if you set up your space where there is a backstop. You

Problem 1. Pressure differences in a fluid cause particles to move. Specifically, parti- cles will flow towards regions of lower and lower pressure. So, let us consider the scalar field P(x, y) = x' + yl that describes the pressure of a fluid in a planar region and consider the curve 7 (t ) = 3e -2t 2e-2t for t c [0, co) that tracks a particle
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Hi, Can you please show me how to solve this statistics problem: A hospital's financial reimbursement payor mix indicates 25% of the population have Medicare and 10% have Medicaid. Of those who have Medicare, there is a 5% chance they also have Medicaid. What is the probability that a hospital patient has both Medicare and Medicaid?

What is the moment (in kN-m) 2m to the left of point D? 180 kN 15 kN/m A B D 5 m 5 m 4 m
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Hubble's first estimate of what we now call the Hubble constant was 530 km/s/Mpc. His distances were too small by a factor of about 6 because of a calibration error. If he had not had that calibration problem, what value (in km/s/Mpc) for H would he have obtained

3 ) Find an equation for the sphere with the given center and radial: Center: 10, - 10 5), R = 9 A) x2+42+ 922+20 9+ 102 =- 44 ( ) x2 +42+ 922+ 204- 102:- 44 13) *2+42+27+204+102 =-44 D) x2+ 43+ 23+20y-102=-44
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Sec. 36 / Final Exam The graph represents the money collected at the movie theater on Saturday. Find the domain when the maximum number of people allowed in the movie theater is 30 p 200 180 160 140 120 Amount of Money 100 80 60 40 20 10 20 30 40 50 60 70 80 90 100 Number of People Osys 30 O 40 s X s 100

Marcie wants to have $1,000,000.00 when she retires in 20 years. She wants to make monthly deposits into an investment account that pays I ro interest compounded monthly. Round your answers to the nearest cent, a) How much does she need to invest each month? b) How much interest will she earn from this investment? CHECK ANSWER /Attempt 2 of
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The Center of Pressure __________ move with a change in AOA for a symmetrical airfoil, while it ____________ move with a change in AOA for a cambered airfoil. Group of answer choices Will not / will Will / will not None of the above

What amount of money will accumulate to $3506 01 in 155 days at 2.5%? The amount of money is $ 3543.231 (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)
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Rational functions 2. Determine the values of a, b, and c for a function defined by g(x) = with a ex -1 Horizontal Asymptote of y = 3, a y-intercept of -4, and an x-intercept of -:. [4]
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4a. Diego deposited 8000 Argentine pesos, ARS, in a bank account which pays a nominal annual interest rate of 15%, compounded monthly. Find how much interest Diego has earned after two years
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2. You (buyer) want the exporter to deliver the goods to the Brampton Intermodal warehouse. You will arrange for your own cargo insurance, and risk will be transferred when the goods are given to A-1 Trucking. Incoterm: Location: Price
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Please explain to me unread) - kral Do Homework - mamie krah - Google Chrome Y No mathxl.com/Student/PlayerHomework.aspx?homeworkId=569531188&questionId=4&flushed=true&cld=6006652¢erwin=yes Instabang Intro to Statistics 201 Summer 2020 Gaslin used = mamie krah & | 08/11/20 5:23 PM Homework: 6-4 Homework bookmarks Save Help Score: 0 of 1 pt
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Find the greatest common divisor of the numbers. 140 and 455 Question content area bottom Part 1 The greatest common divisor of 140 and 455 is

According to VanPatten and Cadierno, what type of classroom instruction would be preferable to practicing linguistic structures by means of output?

| - Cpro x | @ Toms * | E ASSK x | B sigrid x | @ Ates x | ; Files * 1p Quiz: x C urses/28920/quizzes/125717/take D Question 1 10 pts Find lim,- (1 + 2z) (3cotz) Upload Choose a File Question 2 10 pts Evaluate f z tan la di Upload Choose a File Question 3 10 pts ext x x CPro x Tome x | ASSIC\\x |B Signd x @ A fea X | Files x 2 Quiz: x
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ACTIVITY 18 . Spectral Classification of Stars 2. Look at the spectrum in Figure 18.1, which shows the wavelengths of absorption lines belonging to particular atoms with vertical dotted lines. The atom names are abbreviated as one or two letters plus a roman numeral at the top of the dotted line. List three different types of atoms that are
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advance math:FrobeniusMethod. Do not round off your final answer. Express your answer in full decimals (10 digits or a seen in your scientific calculator). Solve the ordinary differential equation 4xy" + 3y' +3y = 0. Then evaluate the first four terms of the solutionwith a fractional indicial root at x= 0.22 .

El presente taller busca demostrar el conocimiento de los estudiantes para implementar la metodologa japonesa 5 "S". Se requiere: 1) Trabajo individual 2) El archivo es en power point en formato PDF 3) Debe contener: a. Cartula, con Nombre completo del estudiante, facultad, materia, ao/periodo b. Presentacin del lugar dnde se realizar el estudio

(5)Let f be the function defined by f(x) =x x 3 . (a)Show that the equation f(x) =4 has a solution in the interval [0,4]. (b)Let's denote the solution above by r.Is it possible to approximate r using Newton's method with initial approximation x1= 1?Justify your answer.(c)Using Newton's method, find the 2nd approximation of r with initial

The average hourly wage of production workers in manufacturing is $13.50 and a standard deviation of $2.50. The wages are normally distributed. One thousand workers were chosen to participate in the survey. A) What percentage of workers earn between $8.50 and $16.00? Round your answer to the nearest hundredth of a percent. B) What percentage of

A random sample of 35 lunch customers was taken at a restaurant. The average amount of time the customers in the sample stayed in the restaurant was 45 minutes with a standard deviation of 11 minutes. What is the standard error of the mean?

We are interested in the average dollar amount lost by victims of burglary. The National Insurance Association has reported that the mean dollar lost by victims of burglary is $2.222. Assume that this is the population mean. We believe that the true population mean loss is different from this. Formally state the null and research the hypothesis we

A certain community consists of 1700 people, and one individual has a particularly contagious strain of influenza. Assuming the community has not had vaccination shots and are all susceptible, the spread of the disease in the community is modeled by 1700 A = 1 + 1699e-0.45t where A is the number of people who have contracted the flu after t days.
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1. You are given the following vectors in terms of their components in the i, j, k basis: A = i+ 2j-2k, B = 3i + j+2k, C=41- j+ k. (a) Show that these vectors are linearly independent, meaning that oA + BB + YC =0 if and only if a = B = y =0. (b) Compute A, B and C. (i.e., A = [A|, etc.) (c) Compute 2A + B, 3C - B, A + B + C 2. Use hyperbolic
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Tracy is buying some new shirts and sweaters. She's able to buy 6 shirts and 7 sweaters for $1043 or she is able to buy 3 shirts and 2 sweaters for $370. How much does a shirt cost? How much does a sweater cost?

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