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Mathematics Questions and Answers June 13, 2023

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likelihood property? HereA={1,2,3,4,5,6} . (a)AA (b) the set of 2-element subsets ofA (c) the set of 1- and 2-element subsets ofA (d) the set of strings of 0s and 1s of length 6 Group of answer choices

The following data set represents the average number of minutes played for a random sample of professional basketball players in a recent season. (Source: ESPN) 35.9 33.8 34.7 31.5 33.2 29.1 30.7 31.2 36.1 34.9 (a) Find the sample mean and the sample standard deviation. (b) Construct a 90% confidence interval for the population mean and interpret

Find a linearization at a suitably chosen integer near a at which the given function and its derivative are easy to evaluate. f(x)=3x^2+8x-3 , a=-0.9

When writing instructions it is important to.... (check all that apply) Group of answer choices Assign each feedback action a new step number. Number each step the same way.. Include only ONE action step for each number. Use the words 'first', 'next', 'then', and 'you' as frequently as possible

10. DETAILS OSPRECALC1 4.7.395. MY NOTES ASK YOUR TEACH ER A substance has a half-life of 1.041 minutes. If the initial amount of the substance was 134.4 grams, how many half-lives will have passed before the substance decays to 8.4 grams? half-lives What is the total time of decay? min Additional Materials D eBook
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What are the radian and degree-minute-second equivalents for the following angles given? 136.0000 grads 4.1894 grads 235.8760 grads

9. DETAILS OSPRECALC1 4.7.413. MY NOTES ASK YOUR TEACHER A pot of boiling soup with an internal temperature of 100 Fahrenheit was taken off the stove to cool in a 74F room. After fifteen minutes, the internal temperature of the soup was 96F. To the nearest minute, how long will it take the soup to cool to 81F? min Additional Materials eBook
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Suppose a graduate student does a survey of undergraduate study habits on her university campus. She collects data on students who are in different years in college by asking them how many hours of course work they do for each class in a typical week. A sample of four students provides the following data on year in college and hours of course work
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Prove If is a field, then every ideal of [] is a principal

Please answer Calculate the double integral of f(x, y) over the triangle indicated in the following figure: f(x, y) = -10ye" x
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Use intercepts to graph the linear function. 6 x equals 4 y plus 12

I found a confidence interval of (13500-8180,13500+8180) for part a, but how should i find the probability that revenue is larger than spending? PollIUS oral, o pis each A study was performed of the results of online ad campaigns. The study followed 30 different ad campaigns. The businesses purchasing the ads spent an average of $20,000, with an
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Given the following supply and demand functions: s(x) = 3x + 1 d(x) = -2x + 9 ...find the consumer's surplus. ...find the producer's surplus.

Hi there is it possible you can solve this and send it to me as soon as possible. it will be appreciated. 1. An investment offers an onetime bonus of 2% of the principal after being invested for 5 years. If $50 000 is invested at 4.75% compounded annually for 10 years, describe how the graph of the investment with the bonus differs from the graph
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3. The following table shows the partial results of two surveys that are part of a study to evaluate the performance of the Prime Minister of Canada. A random sample of 1600 was taken Canadian citizens of legal age and in the lines it is observed that 944 citizens approved the performance of the official, while the columns show that, six months
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It is crucial that the variance of a production process be less than or equal to 25. A sample of 22 is taken. The sample variance equalled 26. a. Construct a 90% confidence interval for the population variance. b. Construct a 90% confidence interval for the population standard deviation. c. State the null and alternative hypotheses to be tested d.

A sample of 100 mortgages approved during the current year showed that 31 were issued to a single-earner family or individual. The historical percentage is 25 percent. At the .05 level of significance in a right-tailed test, has the percentage of single-earner or individual mortgages risen? (a-1) H 0 : .25 versus H 1 : > .25. Choose the right

Dominique buys a bag of cookies that contains 8 chocolate chip cookies, 4 peanut butter cookies, 9 sugar cookies and 6 oatmeal cookies. What is the probability that Dominique reaches in the bag and randomly selects a sugar cookie from the bag, eats it, then reaches back in the bag and randomly selects a peanut butter cookie? Give your answer as a

Find the average rate of change f(x)=3x^2+2 on [10,20].

The director of medical records conducts a monthly audit of 50 medical records to identify coding errors. The chapter 08.xls, Problem 08-02 tab records the data. National statistics indicate that approximately 15% of medical records contain errors, and in the past the director has found multiple errors in a single record. Create c charge to
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Directions: Complete problems below. Show all work. Make sure to include labels and complete sentences, as necessary. Reflection question: When a situation can be modeled by a linear equation, what information do you need in order to find an equation? 1) The table below show the weekly cost of running a website: weeks (x) Cost (y) 5 $29 12 $57 20

9.5.63 (PLEASE TELLME HOW TO SOLVE THIS USING THE CALCULATOR TI-84 STEP BY STEP AND WHAT BUTTONS YOU PUSH, IF POSSIBLE PROVIDE PHOTOS OF THE STEPS ON THE TI-84) A random sample of 33 professional baseball salaries from 1985 through 2015 was selected. The league of the player?(American or?National) was also recorded. Salary?(in thousands
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Do you know how to solve this problem? Details below Thank you so much for all your help! 3. The marginal profit in dollars on Brie cheese sold at a cheese store is given by P' (x) = x(50x2 + 30x) where x is the amount of cheese sold, in hundreds of pounds. The profit is -$40 when no cheese is sold. (a) Find the profit function P(x). (b) Find the
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please answer the question b) Assume that the score of one standard test follows a normal distribution with # = 73 and o = 4. If all candidates are formed into many different groups of 36 individuals, will a group with average mark 85 be in the top ten percent of all groups with highest group average marks? [5 marks] (c ) It is known that a
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Question 2 Choose an appropriate model to determine if there is family income (FamilyIncome) difference between families with kids and families without kids? (Note: There is currently no column holding data about whether a family has kids. You may want to use the with() function in R to populate a new column to hold the binary answers.) I am using
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Identify a pattern in the list of numbers. Then use this pattern to find the next number. 4, 7, 10, 13, 16
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Find the standard matrix of the unique linear transformation T : R' - R4 such that O O 3 O T -3 T W [T] =
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Determine the average rate of change between the points (0,2) and (-4,5).Round your answer to the nearest hundredths place.

Use the data below in solving for the questions. For each question, please explain your answers, and provide the formulas and the R Function codes used. We will work with two of the dataset variables: CT and bmi. CT, a complex method for determining body fat, is the outcome variable. The explanatory variable is called bmi. y CT = percent body fat

I need help with this, please. Currently, Company BPM spends $400,000 on salaries for their 3 Engineers. Complete every missing value in the table below. From the starting values, we know Engineer B earns 35 % of the total $400,000 spent on salaries. Note: Each engineer does NOT earn the same salary. Decimal Expression for Percent Expression for
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If I mix 1 7/8 cups of water into a 15 serving meal, how many cups would I need for a 19 serving meal

The surface area of a box with side lengths x,y, and z (measured in meters) is given by S(x,y,z) = 2xy + 2yz + 2xz. The side lengths are changing with time. Suppose that at a certain time t, x(t) =2, y(t) = 2, and z(t) = 1, and at that specific time, x and y are increasing at a rate of 2 m/s and z is decreasing at a rate of 3 m/s. What is the rate

An oil refinery is located on the north bank of a straight river that is2km wide. A pipeline is to be constructed from the refinery to storage tanks located on the south bank of the river3km east of the refinery. The cost of laying pipe is$200,000/km over land to a point P on the north bank and$400,000/km under the river to the tanks. To minimize

4. We fit the simple linear regression model Yi = Bot BIXitz;,i =1, ...,n, where & ~ N(0, o'), to the following data using the least squares method. 1 2 3 4 Xi 0 1 2 3 Yi -1 0 3 4 (a) Find B1-\f
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In clinical trials of a newly developed cold medicine, it was found that 45 out of 200 individuals that took the new medicine (Group 1) experienced an upset stomach as a side effect and 33 out of 150 individuals that took a placebo (Group 2) experienced an upset stomach. Test to see if the new drug produced a significantly higher proportion of

A business needs 1,550,000 in eight years. How much should be deposited each quarter in a sinking fund that earns 9 3/4% compounded quarterly to have this amount in eight years? Tanya deposits 1,500 at the end of each quarter in her savings account. If the account earns 6.75% compounded quarterly, how much money will she have in 5 years? A loan of

First Printing has contracts with legal rms in San Francisco to copy their court documents. Daily demand is almost constant at 10,400 pages of documents. The lead time for paper delivery is normally distributed with a mean of 4 days and a standard deviation of1 day. A 99% service level is expected. Compute First's ROP. Refer to the standard normal
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Patty's Pizza Parlor sells a large for $18.00, a medium for $15.00, and a small for $12.00. Which size pizza is the better buy? Best Buy Pizza 10in. 13 in. 15 in. Patty's Pizza Parlor sells a large for $18.00, a medium for $15.00, and a small for $12.00. Which size pizza is the better buy
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Find the antiderivative F of f that satisfies the given condition. Check your answer by comparing the graphs of f and F.

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Jenny buys 17 raffle tickets a total of 433 were sold, what is the probability that Jenny will lose

Previous Page Next Page Page 25 of 40 Question 31 (2 points) Someone coming from a country with very traditional gender roles may criticize family relationships in the US where men and women show some flexibility with gender roles (e.g., who works outside the home, who completes tasks around the house, who takes on primary childcare
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AN 52. Perform each conversion. (a) 45.6 J to calories (b) 355 cal to joules (c) 43.8 kJ to calories (d) 215 cal to kilojoules 668. The warmest temperature ever measured in the United States was 134 .F on July 10, 1913, in Death Valley, Cali- fornia. Convert that temperature to degrees Celsius and Kelvin.\f
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6. Let A be an m x n matrix of rank n with singular value decomposition UEVT. Let E+ denote the n x m matrix 9 O O 0 02 . . . . O . 0 on and define At = VEU'. Show that x = A+b satisfies the normal equations A" Ax = Ab
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table. Now the friends are sitting at the table. Complete their conversation with the correct definite article [le, la, l', les], indefinite article [un, une, des], partitive article [du, de la, de l', des] or de/d'. Claude: J'ai achet Question Blank 1 of 13 type your answer... pain la boulangerie Eiffel. Tu en veux? Yves: Oui, j'en veux bien.

Revisar el problema identificado por cada estudiante del grupo a partir de la metodologa de la investigacin. En grupo seleccionaran un solo problema para ser desarrollado durante todo el curso, este no podr ser cambiado. 2. Estructurar la investigacin aplicando la matriz de congruencia con los elementos identificados en el problema seleccionado en

All 4 parts please Wheat yields: The highest non-irrigated wheat yields in the United States are in the Palouse region of Eastern Washington and Northern Idaho. Following are hypothetical yields, in bushels, for 15 randomly selected acres of farmland. Can you conclude that the median yield differs from 85 bushels per acre? Use the a=0.01 level of
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1.) A bottled juice company is considering to down gauge their current 12oz. PET bottle thickness (Bottle A) to a new 12 oz. PET bottle (Bottle B). As a packaging engineer you request a triangle test to be conducted by your in-house sensory experts. After conducting the test you were informed that 14 out of 36 panelist were able to correctly

Kobe wants to invest $10,000. To balance his risk versus reward, he decides to place a portion of his investment in a federally insured account that pays 2% simple interest and the rest in a bond that pays 6.25% simple interest. Find a linear function that models his total investment.

A radioactive substance has a decay rate of 3.8% per year. What is its half life? Give your answer correct to 2 decimal places.

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We have: Yt = 1.6 + 0.8xt + 0.1xt-2 + et et is a white noise iid with a variance of 2 Xt is a weakly stationary random variable with: E(xt) = 1.5 Var(xt) = 6 Cov(Xt , Xt-j) = 0.2j for all j # 0 Find E(yt)
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Ebon's guests will be staying at his five mansions on the island: Alhambra, Buckingham, Mysore, Topkapi, and Versailles, each of which has ten guest suites. You've been asked to make sure that all the guests from each country are staying in the same mansion. His guests include 10 from the USA (US) , 7 from China (CN), 6 from India (IN), 5 each

what is the difference between subset and sub-divsion

How are meridians connected to great circles? Group of answer choices each meridian is half of a great ciricle each meridian is a great circle each meridian measures the earth north and south of the equator the only meridian that is also a great circle is the equator

1.Based on genotypes of parents, offspring are expected to have genotypes distributed as follows: 25% AA (healthy), 50% Aa (carrier), and 25% aa (diseased). Suppose for 90 randomly selected offspring you observe the following genotype frequencies: 22 AA, 55 Aa, and 13 aa. Using a 0.01 significance level, you need to test the claim that the

If I get the results 1.39071057 and 0.06901574 is the skewed direction in a positive direction right and if so why?

Calculus this A small lawnmower company produced 1,500 lawnmowers in 2008. In an effort to determine how maintenance-free these units were, the company decided to conduct a multiyear study of the 2008 lawnmowers. A sample of 200 owners of these lawnmowers was drawn randomly from company records and contacted. The owners were given an 800 number
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IDS 371 Business Statistics II Examination No. 2 of 2 Topics: 0 Multiple Regression o The Market Model: Beta in Bull and Bear Markets 0 Minimizing a Quadratic 0 Stable Seasonal Pattern 0 Portfolio Mean and Variance o Categorical Datal 0 Order Statistics Due online by 11:59 p.m. on Thursday, April 29. Twenty-seven (27) questions. Table 1:
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Baby A = 3.5 pounds Baby B = 7 pounds Baby C = 3 pounds Baby D = 6.5 pounds Baby E = 5 pounds From my data list of weights, I note that the range is 7.2 pounds. Since the heaviest of weight is 10 pounds, then the lowest weight value must be Blank 1 pounds.

* A stimulus change that can increase future occurrences of behavior without prior [1] with any other form of reinforcement is called an [2] reinforcer. A stimulus change that can decrease future occurrences of behavior without prior [3] with any other form of punishment is called an [4] punisher. * Events that function as unconditioned
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A pair of dice are rolled what is probability of rolling 7

table. Now the friends are sitting at the table. Complete their conversation with the correct definite article [le, la, l', les], indefinite article [un, une, des], partitive article [du, de la, de l', des] or de/d'. Claude: J'ai achet Question Blank 1 of 13 type your answer... pain la boulangerie Eiffel. Tu en veux? Yves: Oui, j'en veux bien.

Chapter 15 P_. ASU ASU People... ASU Grades for... ASU Topic: DF 5 -... ASU IMPORTANT... G Social Media.. Untitled doc. 5. [0/4 Points] DETAILS PREVIOUS ANSWERS WANEFMAC7 9.4.017. Calculate the expected value, the variance, and the standard deviation of the given random variable X. (Round all answers to two decimal places.) X is the number of
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I need the answer detailed. Calculations etc Exercise 3 In a survey it was asked from the respondents to give a self-rating regarding their proficiency in a foreign language (other than English). The respondents also had to report their frequency of book reading. The data are presented in the following table: Daily book reading Proficiency in
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This week we have covered a lot of ground in Health IT and the truth is that there a lot of systems and these systems are inter related. In this assignment, you will re-create the conceptual models of the EHR (which is many systems) and Health IT. A conceptual model is an abstract depiction of the real world. It helps understand and organize

RStudio: Answer and explain the following problem. What are the codes? Problem 1: Confidence Interval for Normal Sample (Problem 3 on HW 10) In the June 1986 issue of Consumer Reports, some data on the calorie content of beef hot dogs is given. Here are the numbers of calories in 20 different hot dog brands: 186, 181, 176, 149, 184, 190, 158, 139,
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Roll a pair of fair dice. Let X be the number of ones in the outcome and let y be the number of twos in the outcome. Find E[X | Y = 0).

POSSIBLE POINTS: 2 A motionless 110 kg astronaut is holding a 15 kg tool while on a spacewalk. To get moving, the astronaut throws the tool forward at a speed of +7.9 m/s. How fast does the astronaut move backward? 0 0.14 m/s 0 1.1 m/s 0.072 07.9 2.8
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Pregunta 2 Determina si la grafica representa el sistema de ecuaciones lineales. L1: 4x+y=16 L2 : -3x + y = -12 O cierto OFalso
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The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 310 grams and a standard deviation of 10 grams. Find the weight that corresponds to each event. a. Highest 10 percent b. Middle 50 percent c.Highest 80 percent d.Lowest 10 percent

1. An educational psychologist is examining response times to an on-screen stimulus. The researcher believes there might be a weak effect from ager but expects a more pronounced effect for different color contrasts. She decides to examine a black on white (BM) combination compared to 2 alternatives: red on white {WW} and yellow on blue (WB). Here
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Question 23 The following table presents the weights of a group of people in kilograms: Find the value of P20 Answer: Blank 1 Blank 1 Add your answer Question 28 The following numbers are the marks of a group of students in a programming course 70 95 62 88 75 82 88 What is the median? Answer: Blank 1 Blank 1 Add your answerQuestion 29 The
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this is the whole questions: 7. Let n E Z. Use induction to prove that (2n) 5
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Question 20 4 pts We are interested in the relationship between mid-term exam scores and final exam scores. The Final Exam score is the dependent variable and Midterm score is the independent variable. Use the simple regression output on below to answer the question below. Use a significance level of 0.05 for all hypothesis tests and intervals.
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Could you please little explain? Thanks. Consider the uswages data from package "faraway" in R where the problem is to fit a linear model to predict wage with the model below: Wage = Bo + Bieduc + Byerper + Bgrace + Basisa + Bypt + Beregion +e (For the detailed information of the variable, use the code ?uswages.) Answer the questions below to
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Modelo profesores / vivir / lejos / universidad Example answerLos profesores viven lejos de la universidad.End example answer correct Question 1 with 1 blank ngel / abrir / puerta / laboratorio You answered ngel abre la puerta del laboratorio missing punctuation Correct Answer is ngel abre la puerta del laboratorio. correct Question 2 with 1 blank

Estimate the total of 3 , 933 + 790 + 3 , 528 + 1 , 830 by first rounding each number to the thousands place

For ordinary agitation problems, a) 8 baffles are specified b) 4-16 impeller blades are specified both a and b neither a nor b

1) Find the distance between the skew lines with parametric equations x =3+ t , y =3+ 6 t , z = 2 t , and x =1+ 2 s , y =5+14 s , z =2+5 s . my answers were 2/3 , 33/10, -4/3, 4/3 but it said all were wrong please make the answer clear by putting it in a box 2) Find an equation of the plane. The plane that passes through the point(3,2,2) and

8. Let n Z. Use induction to prove that 3 | (n + 2n). Note: We want to prove the claim for all integers, not just natural numbers
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X DZL 1-2 Inductive and Deductive Rea X DZL MyLab Math Homework - MAT-1 x P Pearson+ P Do Homework - 1-1-1: My https://mylab.pearson.com/Student/PlayerHomework.aspx?homeworkld=6703127138questionld=3&flushed=false&cld=7776718&back=DoAssignments.aspx t Reason & Prob Solving 24EW4 -1: MyMathLab Orientation Question 6, 0.1.9 HW Score: 54%, 3.24 of 6
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Pregunta 4 Soluciona el sistema: -1x ms -ly=-27 -56x ms -8y=168 C =
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State the connection between the x-intercepts of the graphs of y=2x-6 and the roots of the equation 2x-6=0, please

You need to reach home as quickly as possible, but youare in a rowboat 4 miles from shore. If you can row at 3 miles per hour and walk at5 miles per hour, toward which point on the shore should you row if (a) your home is 4 miles up the coast. (b) your home is 8 miles up the coast.

a. An economist uses the price of a litre of orange juice as a measure of inflation. She nds that the average price is RM 7.00 per litre and the population standard deviation is 111510.66. You decide to sample 80 small shops, collect their prices for a litre of orange juice, and compute the mean price for the sample. i. ii. What assumptions do you
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wlla schulz Use the Analysis of a Theory Worksheet to help you dissect the theory. Use this tool to dissect the theory, employ the information in the table to complete your Assignment, and then keep it to add to your Theories Study Guide in Week 11

Find a rational number, halfway in between 4/6 and 1/8

The following Venn diagram describes the optional features ordered by new telephone customers in a certain region. Optional features Caller ID Call waiting 36 77 40) 27 How many customers ordered neither Caller ID or Call waiting
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Geometrically, what does the Jacobian calculate for a change of coordinates? How is this related to substitution for an integral on one variable? And how and why is the Jacobian using cross products?

10. DETAILS OSPRECALC1 4.7.395. MY NOTES | ASK YOUR TEACHER A substance has a half-life of 1.041 minutes. If the initial amount of the substance was 134.4 grams, how many half-lives will have passed before the substance decays to 8.4 grams? half-lives What is the total time of decay? min Additional Materials
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Answer all those that have an X or that haven't been answered yet 4. [0/0.32 Points] DETAILS PREVIOUS ANSWERS SCALCET8 4.9.015. Find the most general antiderivative of the function. (Check your answer by differentiation. Use C for the constant of the antiderivative.) g(t) = _ 6+t+ +2 Vt G(t) = 12 2, 2 5 C Need Help? Read It Watch It 5. [0.32/0.32
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fig, ax = plt.subplots() y_true, y_pred = zip(*results) cnf_matrix = confusion_matrix(y_true, y_pred) np.set_printoptions(precision=2) cnf_matrix = cnf_matrix.astype('float') / cnf_matrix.sum(axis=1)[:,np.newaxis] fig, ax = plt.subplots() im = ax.imshow(cnf_matrix, interpolation='nearest', cmap=plt.cm.Blues) ax.figure.colorbar(im, ax=ax)

Find an equation of the tangent line tox^2+xyy^3= 7 at the point (3,2). (You must use implicit differentiation).

Letf,g:RR, wheref(x)=x2+1andg(x)=ax2+b . If(fg)(x)=9x4+6x2+2, determine positive a=?andb=?

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What type of area formula is A = r^2 or A = x r x r? Group of answer choices Egg Circle Oval Cylinder

Find the slope of the graph of the following function at the given point. Use the result to find an equation of the tangent line to the graph at the specified point: f(x) = 3/(x^3-1) at x= -1

I am having difficulty solving for the volume of solids when only given an equation such as the ones I have provided. Also what is meant by "about the y-axis" or "about the x-axis". Any help on these problems would be greatly appreciated 8. [0/4 Points] DETAILS PREVIOUS ANSWERS MY NOTES Find the volume of the solid formed by rotating the region
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