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Mathematics Questions and Answers May 01, 2023

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Hello I need help how to solve this problem, how to start ?? Between 2005 and 2009 the average rate of inflation was about 4.1 % per year. If a cart of groceries cost $ 130 in2005, what did it cost in 2009 ? A cart of groceries cost approximately $ ----- in 2009 ??

2} What is the Sample Size for male students? a} 20 b} 20 fingerprints c] 20 students d) 19 ridges 3} What is the Mean Total Ridge Count for male students? a} 135 ridges b} 135 fingerprints c] 135.4 ridges d) 135 .4 points 4} What is the Average Deviation in Total Ridge Count for male students? a} 2B ridges b} 33.8 ridges c] 38.8 ngerprints d) 39
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20. Consider the polynomial x}, shown in both standard form and factored form. 1 7' 2 Z _ __l _ _ P{x)x3+x 31 5- 3(x+1){x 3m: 5) (a) Which sketch illustrates the end behavior of the polynomial function? [b] State the zeros ofthe function. [c] State the yinteroept. [d] State which graph below is the graph of Pix}. GRAPH A GRAPH C
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Tell me if you need help. i do not need a detail explanation Question 22 (1 point} Determine the value of etc the nearest degree if cote. m5. Question 23 (1 point} Determine the exact value of may)- m 33:. 02; 011-? 0145 02-5? Question 24 (1 point} For the angle 9- 210 moving counter-clockwise in standard position, determine which primary
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True or False: There exists some real number x such that for all real numbers y, then x^2 = y. versus For all real numbers y, there exists some real number x such that x^2=y

Find COS Instructions: Find the value of the trigonometric ratio. Make sure to simplify the fraction if needed. COS Z= \f\f
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The following is based on information take from Winter Wind Studies in Rocky Mountain National Park, by D. E. Glidden of the Rocky Mountain Nature Association. At five weather stations on Trail Ridge Road in Rocky Mountain National Park, the peak wind gusts in miles per hour for January and April are recorded below: Weather Station January April 1

What structures are missing from the root hair cells
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CAPM? 10-7 WACC Shi Importers's balance sheet shows $300 million in debt, $50 million in preferred stock, and $250 million in total common equity. Shi's tax rate is 40%, r. = 6%, r = 5.8%, and r = 12%. If Shi has a target capital structure of 30% debt, 5% preferred stock, and 65% common stock, what is its WACC
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The amount of drying time for the paint applied to a plastic component part is thought to be uniformly distributed between 30 and 60 minutes. Currently, the automated process selects the part from the drying bin after the part has been there for 50 minutes. Based on this, the probability that a part selected will not be dry is approximately 0.33
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IE] Recall the following study: Over a 1?year period researchers studied a sample of TD? individuals from a single community. They recorded the number of hours each individual spent watching television during adolescence and early adulthood. In later years, they recorded the number of aggressive acts by individuals in the study. Science magazine
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R.9 Trigonometric ratios: find an angle measure 10 Find mZG. F 3 F 6 G Write your answer as an integer or as a decimal rounded to the nearest tenth. mLG =
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9. According to government data, 22% of American children under the age of 6 live in households with incomes less than the official poverty level. A study of learning in early childhood chooses an SRS of 300 children. a) What is the probability that less than 20% of the sample are from poverty households? (Remember to check that you can use the
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Question included in attached photo Question 16 Convert the equation 6x2 -3y + 12x-18y -3 =0 to the standard form of a hyperbola. A (x - 1)2 ( y - 3 ) 2 3 6 =1 B (y+ 3)2 (x+ 1)2 6 3 = 1 C 2(x + 1)2 + (y + 3)2 1 1 =1 D 3(y+ 3)2 6(x + 1)2 13 13 =1
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Alex is constructing an inscribed square. Brittanie is constructing an inscribed equilateral triangle. describe one difference between Alex's construction steps and Brittanie's construction steps.

Triangle RST has vertices located at R (2, 3), S (4, 4), and T (5, 0). Part A: Find the length of each side of the triangle. Show your work. (4 points) Part B: Find the slope of each side of the triangle. Show your work. (3 points) Part C: Classify the triangle. Explain your reasoning. (3 points)

46. In a recent survey of homes in a major Midwestern city, 10% of the homes have a fax machine and 52% have a personal computer. Suppose 91% of the homes with a fax machine also have a personal computer. What is the probability that a home has a fax machine or a personal computer? A. .62 B. .52 C. .53 D. .91 E. .09
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8. In cell boxes!L14 calculate the total volume needed in the truck for all boxes of all sizes Since boxes do not necessarily fit perfectly without wasted space, add the appropriate additional percentage given in the volume usage row (worksheet boxes - row 6). So size A boxes will require an additional 10% volume, size C and additional 12% etc.
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i need the answer only thank you In a town whose population is 2700, a disease creates an epidemic. The number of people N infected t days after the disease has begun is given by the function N(t) - 2700 1+19.3 -0.5t - Complete parts a) through c) below. The number infected after 5 days is |. (Round to the nearest whole numbers as needed.) The
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There are four machines and it is known that exactly two of them are faulty. They are tested, one by one, in a random order till both the faulty machines are identified. Then the probability that only two tests are needed is ( a ) 1/3 ( b ) 1/6 ( c ) 1/2 ( d ) 1/4

How many minutes and seconds will it have gained at the end of 10 days? The train station clock runs too fast and gains 3 minutes every 4 days. How many minutes and seconds will it have gained at the end of 10 days? minutes seconds X
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3. Let P1 be the plane through the origin containing the vectors [1, 2, -1] and [0, 1, 1]. Let P2 be the plane through the point (1, 1, 1) parallel to the vectors [-1, 2, 2] and [3, 4, -2]. Question : (a) Find an equation for P1 in normal form ax + by + cz = 0. (b) The planes P1 and P2 intersect in a line. Find a parametric equation for this line.

Consider the sets below. U = {c, d, e, f, i, j, k, m, n, o, r, s, t, u, v} A = {x l x is a letter in the word nutrition} B = {x l x is a letter in the word dietetics} C = {x l x is a letter in the word science} Write U, A, B, C in the roster method and determine the following: AB B'C' A' B'C'

What is the Laplace transform of: f(t) =-9t+ H(t-2) (19t+17)? Your answer should be expressed as a function of s using the correct syntax. Laplace transform is F(s) =
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A rectangular garden in a backyard has an area of (3x^2+5x-2) square meters.Its width is (x+2) meters. a.Find the length of the garden b.You decided to partition the garden into two or more smaller congruent gardens.Design a possible model and include mathematical concepts in your design

What are the odds of rolling a three {use the proper ratio from above}? Simplify all fraction answers. (2 points)
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Una escuela adquiere equipo de cmputo a una prestigiosa marca que los elabora. El pedido consta de 35 computadoras a $12,000.00 c/u y 10 pizarrones electrnicos a $18,000.00 c/u (ambos precios ms IVA). Al ser productos costosos y delicados, se tuvieron que asegurar. El pago del seguro fue de $6,800.00 ms IVA. El seguro se pag segn factura.

Find the two values of x in the interval [0,2 ] that are solutions to the equation cos x =12.

The perimeter of a playing field for a certain sport is 222 ft. The field is arectangle, and the length is 43 ft longer than the width. Find the dimensions. the width of the playing field is ______ the length of the playing field is _______

A gardener wishes to double the area of her 4 feet by 6 feet rectangular garden. She wishes to add a strip of uniform width to all the sides of her garden. How wide should the strip be?

sorry I don't know want else to add to this question. List two algebraic skills that someone might use in the future. List specific examples of when and how someone can use each of these algebra skill. especially in the software development program.

Write down a PDE and final time/boundary conditions for the value of a butterfly spread, as described in Exercise 1.3. Exercise 1.3 . Suppose that for the same asset and expiry date, you hold a European call option with exercise price E 1 and another with exercise price E 3, where E 3 > E 1 and also write two calls with exercise price E 2 := ( E 1

Noah mows 1/2 of his property and leaves the rest wild. He decides to use 1/5 of the wild area for a vegetable garden. What fraction of the property is used for the garden?

7. (5 points) Using your results from questions 3 through 6 write down the correct equation for the period, T, as a function of mass and the spring constant
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Section6.3Diagonalization: Problem 11 (1 point) For each of the following matrices, determine the value of the scalar k that makes the matrix defective. 777 (a) 7 7 7 0 0 k k = 555 3]: 7 0 (b) 0 k 0 0 0 k k = 555
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18 . The average annual consumption of ice cream per capita is 41 = 16. 5 lbs . in the US . If the standard deviation is ` = 2.5 lbs, what proportion of the US consumes less than 10 lbs . per year ? ( round to the ten thousandths place
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1. Determine which of the following ARMA processes { X } are causal and V are invertible, if in each case { Z} denotes white noise with mean 0 and finite (a) X: + 1.2X-1 + 0.36Xt-2 = Z+ + 1.12-1 (b) Xt + Xt-1+ X1-2 = 21 - : Zt-2 (c) Xt - 0.4Xt-1 + 0.49Xt-2 = Zt. (d) If the model in (c) is the estimated model to fit quarterly growth rate
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1.2 Differentiate between a population and a sample (2) 1.3 Describe the steps involved when using stratified random sampling. What are the advantages of this sampling method? (5) 1.4 Explain when a researcher might want to use cluster sampling (3)
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R.9 Trigonometric ratios: find an angle measure 01:44 62 Find mZQ. P 9 R 4 Q Write your answer as an integer or as a decimal rounded to the nearest tenth. mLQ = O
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use the following data provided in the table below to obtain a scatter plot of time vs. price. Describe the trend of the price in the plot. Do you find he trend shocking? Time Line Price(dollars) 1970 $0.20 1980 $0.50 2003 $2.00 2009 $2.25 2013 $2.50 2015 $2.75
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For the problem below, graph the polynomial function. Determine the x-intercepts, whether the graph crosses or is tangent to the x-axis at each x-intercept, the number of turning points, and the number and type (global, or local but not global) of any maximum or minimum values. [Information I could find] x intercepts (x1= -7, x2=0, x3=4) relative

202103E GSBO MTH140 DMW Statistics J. Spinks Rafael Rivera & | @ | 03/05/21 10:02 PM Review Test: Practice Test #1 Close Score: 0.95 of 1 pt 11 of 20 Test Score: 76.86%, 15.37 of 20 pts 2.1.15 Question Help Use the given frequency distribution to find the Temperature (OF) Frequency (@) class width. 50-53 (b) class midpoints. 54-57 (c) class
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Manuel opened a savings account with initial deposit of $177. if he wants to save $500 durning the next nineteen weeks, how much must he save each week?

Daisy is a botanist who works for a garden that many tourists visit. The function f(s) = 3s + 35 represents the number of flowers that bloomed, where s is the number of seeds she planted. The function s(w) = 15w represents the number of seeds she plants per week, where w represents the number of weeks. Part A: write a composite function that

Find the equation for the parabola that has its vertex at the origin and the focal point is 44 units above the directrix. equation is:? You not need to put the step by step. Just the correct answer. Ty

9. Let f : [a, b] - R be Riemann integrable (a) Let p > 0. Show that g(x) := If(x) |P is Riemann-integrable (Hint: Riemann-Lebesgue Theorem) (b) Let q
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Question included in image Question 15 x2 12 Find the equations of the asymptotes of the hyperbola 25 16 .=1 5 A y = 4 - x - 1 and y= - 4 -x - 1 4 B y= x and y= - C 5 y= - x and y= - 4 X D 4 *+1 and y= - 4 y= -x+1
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This is in General Mathematics. Answer what Is required. Provide clean and clear handwritten complete solutions. Minimize erasures and provide a clear picture of the solutions thank you and Godbless. \f
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3. Based on the MISQE article \"Leveraging Collaborative Technologies\" Teo et al. (2011) that we discussed in class: (approximately 1 page Total 5 points) 1) The article quotes (page 5}: \"Technology is only one aspect; the key aspect is building the knowledge sharing culture \". Do you agree or disagree? Justify your response by providing
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question. Assume that the spinner cannot land on a line. Determine the odds against the spinner landing on the color red. The odds are (Simplify your answer.)
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Suppose that the dietician at Brookdale College wants to provide a different option for students who are trying to lose weight, so a meal is to include475calories,30gramsof protein, and70gramsof carbs. Each ounce of meatloaf has75 calories,7 gramsof protein, and6 gramsof carbs. Each scoop of mashed potatoes has60 calories,2 gramsof protein, and10

Find the remainder using the remainder theorem and check using synthetic division. Y show your work on both. 1. x3 - 2x3 + 5x - 6 divided by x - 3 Remainder: 18 Remainder Theorem Synthetic Division
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Good afternoon!! Can you help with this one please? Problem Solver Assignment {Adapted from GaDDE Frameworks} About how many cells are in the human body? This sounds like a complex question, but you can make a pretty good estimate with a little bit of background knowledge and what you have learned thus far! First, we assume that a cell is a sphere
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3. Solve the equation 1+ 1 - =0 on the interval -I. I tan* x cot* x
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31. Don Smith's wife died in January while still employed and, as her beneficiary, he began receiving an annuity of $147 per month. There was no investment in the contract after June 30, 2005. The investment in the contract was $7,938. Don Smith, age 65, received his first monthly annuity check as of February 3, 2013. Determine the amount of his
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destion 5 (1 point) Multiplying a vector by a scalar results in: a) a parallel scalar b) a perpendicular vector ) a scalar 14 15 d) a collinear vector 18 Question 6 (1 point) represents a vector going 5 km/h N20'E. What is -3 a) 1 km/h W20's ( b) 5 km/h S20.E O c) 1 km/h $20 W O d) 5 km/h $20.W Question 7 (1 point) m(na) = (m)a conveys which
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1. Cardis and coworkers (British Medical Journal 331: 77-82) obtained employment records for 109,593 workers from 18 nuclear power plants in the United States. Of those workers, 2,796 died of cancer. a. Estimate the cancer death risk for the nuclear power plant workers (proportion of workers that died of cancer). (3 points) b. What is the standard
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44. The net profit of an investment is normally distributed with a mean of $10,000 and a standard deviation of $5,000. The probability that the investor's net gain will be at least $5,000 is _. (BEA) a) 0.1359 b) 11.3413 c) 0.3413 d) 0.496? e} 0.500
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2. The incomplete frequency distribution table given below represents the score of an exam in a math class. (a) (1 point) Find the class width for this frequency distribution table. (a) (b) (3 points) Complete the frequency distribution table below: Class Class Class Class Cumulative Percentage Limits Boundaries Midpoint Frequency Frequency
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Nathaniel buys a pair of jeans costing $45.30. Using the table below to find the sales tax on this item, what is the total purchase price? Amount of Sale Tax 44.7044.89 2.92 44.9045.09 2.93 45.1045.29 2.94 45.3045.49 2.95

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12. A slide 4.1 m long makes an angle of 27 with the ground. How high is the top of the slide above the ground? a. 1.86 m b. 3.65 m d. C. 1.93 m 2.09 m
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Jasmine was asked to calculate the average rate of change of the function p(x) = x^2 - x+1 over the interval [0,3]. Her work is shown below: 1-7 divided by 3-0 = -6 divided by 3 = 2. Jasmine's answer is not correct. Explain her mistake (2 pts) and state the correct average rate of change (1 pt).

answer the following questions convert the base 2 number 11010111 2 to a base 10 number. Convert the number MCMXCVIII from the Roman numeral system to a base 10 number.

In rectangle RSTW , SR = 5 and RW = 12. Find the length of .

Solve the problem. Given f ( x )=2 x 3+ 7 x 2+ 14 x - 9. Use the intermediate value theorem to determine whetherhas a zero on the interval [0,1], find the zero if it exists.

A credit reporting agency claims that the mean credit card debt in a town is greater than $3500. A random sample of the credit card debt of 28 residents in that town has a mean credit card debt of $3590 and a standard deviation of $391. At a=0.10, can the credit agency's claim be supported
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Player A led a baseball league in runs batted in for the 2005 2005 regular season. PlayerB, who came in second to playerA, had 10 10 fewer runs batted in for the 2005 2005 regular season.Together, these two players brought home 234 234 runs during the 2005 2005 regular season. How many runs batted in did player A and player B each accountfor?

(D 2 D 2 )?=^3^3y

Define Pr (X) recursively as follows: Po ( X) = X, pnti ( X ) = P(pn(x) ) for n ( NU {0} So Po(X) = X, P(X) = P(X), P2 ( X) = P(P(X) ), P3 ( X) = P(P(P(X) ) ). PA ( X ) = P P( P (P(X) ) ) ) , P' ( X) = P P P P (P(X ) )and so on. Prove that if X is a set and n E IN then X is not equinumerous with 'P'\" (X). HINT: Do it by induction. The case n = 1
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4.2 Simulation 1: Circuit with One Resistor In this simulation, you will familiarize yourself with The Ohm's Law using Muitisim. Figure 1 shows a basic circuit: power supply (E) connected to 1K resistor. Figure 1 Basic circuit: one resistor connected to the power supply Where: V1 = 10V R1 = 1K0
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I need help quick!!! X Da IXL - Dilations: graph the image ( x + . .. https://www.ixl.com/math/geometry/dilations-graph-the-image Geometry > * L.13 Dilations: graph the image ZRD Questions answered Graph the image of rectangle KLM/ after a dilation with a scale factor of , centered at the origin. 25 10 Time elapsed 8- 02 25 05 HR MIN SEC 6
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Both pyramids in the figure have the same base area as the prism.The ratio of the combined volume of the pyramids to the volume of the prism, expressed as a fraction in simplest form, is

(number, street, and apt. or suite no.) See instructions. City, state, and ZIP code Requester's name and address (o List account given on line 1 to avoid (SSN). However, for a ter. How to get a at Name and Employer Identin number to be issued to me); a lem I have not been not dividends, or (c) the IRS has not 3. The client was hoping for a
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Write the number in scientific notation. 0.0000000446

Step 6: Using EXCEL (6 pts) (b) Obtain a scatter plot of the data with the "best fit"line
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The Public Safety Uilice at Millennium College maintains a List of parking tickets issued to vehicles parked illegally on the campus. Table below shows a portion of this list for the fall semester. STID and Ticket# act as the primar key . STIDLNameFNamePhoneNoSt LicLicNoTicket#DateCodeFine38249BrownThomas111- 7804FLB
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a) Sian manages a gift shop and slips on a step at home one day and suffers a shoulder injury. As a result she is unable to work for 3 months and incurs significant medical costs
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Describe the process for calculating the volume of a pyramid. Use complete sentences.

In details please $1 (a) (2 pts) Is the set 31 of vectors a: = 2:2 such that :52 = 2:1 and 2:3 2 0, a $3 subspace of 2R3? Justify your answer. a b c d d = 3!) + c, a subspace of the 2 X 2 matrices? Justify your answer. (b) (2 pts) Is the set 52 of 2 X 2 matrices such that a = 0, c = b and
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`. Create a new column in Excel Entitled" In A` _ In this column, have EXCEL calculate the natural log In, Of Each Value In the* Activity ( count ; min !" column ( in Excel , this is done with the = IN` functions . Flat the natural Log of activity To. time by highlighting the*" Time at start of interval ( min !" and"In A" columns , then inserting
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1. Suppose we observe x1, . .. ,2100, and obtain the sample autocovariances 1(0) = 1382.2, 5(1) = 1114.4, 1(2) = 591.73 and 1(3) = 96.216. Find the Yule-walker estimates of $1, $2, and o2 in the model at = $12t-1 + 02 t-2 + wt, where we is Gaussian white noise with variance ow 2. Also find 95% confidence intervals for $1 and $2. You may use R to
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B. The midline of y = sin(x) is y = 0. What is midline of y = sin(x) + 2? C. What is the maximum value of y = sin(x) + 2? What is the minimum? Explain why. (Activity A continued on next page)
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To demonstrate avor aversion learning (that is, learning to dislike a avor that is associated with becoming sick). researchers gave one group of laboratory rats an injection of lithium chloride immediately following consumption of saccharinmflavored water. Lithium chloride makes rats feel sick. A second control group was not made sick after
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1) [5pts] Solve the following system of equations (using the method of your choice) and explain whether it is consistent, dependent, or inconsistent. y= 3X+2 2x+3 y= 11 Inconsistent due to them being parallel lines
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A) Find a solution to the initial value problem. 1-y+y2y=cost with y(0)=6 and y(0)=0. 2- x+9x=27 with x(0)=4 and x(0)=6. B) Find a particular solution to the differential equation. y+4y=8sin(2t)

Triangle XYZ was dilated by a scale factor of 2 to create triangle ABC and cos X = 2.5/5.59 PART A: Use complete sentences to explain the special relationship between the trigonometric Ratios of triangles XYZ and ABC PART B: Explain how to find the measures of segments AC and BC.

Bern plete Table 3. Tree ef Graphs andfer Tables fer Seteetecl 'u'ar'la hles. Enter infermatiee en selected graph andfer table fer each selected va riable. Be sure te hriefhr explain why 1ireu cheese these measurements. Hete: The infermatien fer the required variable, \"Jnceme,"r has already been cempleted and can he used as a guide fer cern
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1.A math class consists of 26 students, 14 women, 10 men, and 2 non-binary. Two students are selected at random to participate in a probability experiment. Compute the probability that: a.A man is selected, then a non-binary student. b.A woman is selected, then a man. c.Two men are selected. d.No men are selected.

Please help 2. (Strang 2.6.20) Factor the following symmetric matrices into S = LDL", where the pivot matrix, D, is diagonal: 2 0 (a) S = (b ) S = b (c) S= 1 2 C 0 -1 -1 2
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What is the empirical formula of a compound that is 13.5% calcium, 10.8% oxygen, and 0.675% hydrogen by mass? A. CaUH B. Cal3011H1 C. Ca0H2 D. Ca202H2 E. CalDHl2
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Christina plans to borrow $6,592. She will finance it for 8 years at 2.2% interest. Use Excel to find her monthly payment. Round to the nearest cent.

Find the standard deviation for the grouped data below: interval frequency 5001-10,000 12 10,001-15,000 17 15,001-20,000 13 20,001-25,000 12 25,001-30,000 26

Contingencies In general, a contingency can be defined as an existing condition or situation that is uncertain, where it cannot be known if a loss (and a related liability) will result from the situation until one or more future events happen or do not happen. There are three different approaches that can be taken with contingencies: (1) recorded
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The topic is Linear and Absolute value fractions. I am feeling a little confused and was hoping someone can help me! This is the 2 part problem problem... Consider the equation y=4x+9 Part A: A line parallel to the above line would have a slope of __________ Part B: A line perpendicular to the above line would have a slope of ___________

How to solve? Problems 1 to 4 refer to the matrix A: 2 A = 1 13 5 1. Which one of the following is a basis for span A of the subspace of column vectors for the matrix A? (A) (B) (C) 2. Which one of the following is the description of a general vector in span A of the subspace of column vectors for the matrix A? a (A) (B) (C) a D E 2b 3a- 33 2c
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21.Watch the video and then solve the problem given below. Click here to watch the video. The table shows projections of sales(in billions ofdollars) of hepatitis C treatments for a certain region from 2012 to 2016. Complete parts(a) through(c). Year Sales($ billions) 2012 4.5 4.5 2013 4.8 4.8 2014 6.3 6.3 2015 8.1 8.1 2016 9.8 9.8 a. What is the

mike and huia are olanning to travel to Australia for a holiday. they plan to be in Australia for 3 months, and during that time take a 3 week bus tour through from Sydney to Uluru in the northern territory and then brisbane. this assessment activity requires you to calculate the amount of money they will need to save for their trip, and how long

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