Homework Answers
Ans:
We can observe from the graph that for x=20,percentage of smokers dropped below 20%.
As,x is years after 1965
So,the year that percentage of smokers dropped below 20% is=1965+20=1985
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Question 13 of 17 (1 point) Interpret the graph of a linear function 2 (pra The percentage of the adult population...
Question 14 of 1 point) Merpret the ylaplumea nu s e The percentage of the adult...
Question 14 of 1 point) Merpret the ylaplumea nu s e The percentage of the adult population that smokes can be modeled by the function P(x) whose graph is shown below. The input x is years after 1955. $ $ $ 5 -100 10 0 10 20 30 40 50 In what years was the percentage of nonsmokers between 65 and 75? This corresponds to the years from
Show which answer is for which, for the population question Pool of HW problems Linear Functions...
Show which answer is for which, for the population
question
Pool of HW problems Linear Functions Set up linear equation to solve problem (I) (1-2) DRAFT e ollowing exercises, consider this scenario: The weight of a newborm is 7.5 pounds. 1 a month for its first year. a. Find the linear function that models the baby's weight b. Find a reasonable domain and range for the function c. If the function W is graphed, find and interpret the x- and...
College Graduates - Michigan Using Linear Function Models 99 Using the concepts in this worksheet, you will be able to...
College Graduates - Michigan Using Linear Function Models 99 Using the concepts in this worksheet, you will be able to use linear function models and use rates of change to forecast unknown results When am I ever going to use this? he percentage of Michigan residents with college degrees has been increasing since 1990. Based on data from 1990 through 1996, the percentage of residents 25 years and older who are college graduates may be modeled by T G(t) 0.544t...
The given bar graph below shows the percentage of U.S. women in the labor force from 1960 through 2010. The function f(x)=3.5sqx+38 models the percentage of U.S. women in the labor force, f(x), x year...
The given bar graph below shows the percentage of U.S. women in
the labor force from 1960 through 2010. The function f(x)=3.5sqx+38
models the percentage of U.S. women in the labor force, f(x), x
years after 1960. Use this formula to solve the following
questions.
According to the model, when will 70% of the U.S. women
participate in the work force? Show all work and explain your
answer in the context of the problem.
According to the model, approximately what...
(1 point) Let P = f( = 1150(1.059)' be the population of a community in year...
(1 point) Let P = f( = 1150(1.059)' be the population of a community in year 1. (a) Evaluate f(0) = (b) Evaluate f(10) = (retain at least 3 decimal places) (c) Which of these statements correctly explains the practical meaning of the value you found for f(10) in part (b)? (select all that apply if more the is correct) A. How many years it takes for the population to reach 10,000 people. B. The growth rate per decade of...
1. Graph the system of linear equations. Solve the system and interpret your answer 3y 2...
1. Graph the system of linear equations. Solve the system and interpret your answer 3y 2 -+2y 3 2. Solve the system of linear equations for and y (Cos ) x(sin 0) y = 1 (sin 0) x (cos 0) y = 1 3. Use back substitution to solve the system. 6r23r =-3 r22r3 1 3-2 4. Slove the given system by Gaussian elimination.. 4x1-2+x3-1 +2x2-3r3 = 2 2x 3= 1 5. Identify the element ary row operation (s) being...
17-26 17) Real GDP in 2000 was $8.0 trillion and $8.5 trillion in 2001. What was...
17-26
17) Real GDP in 2000 was $8.0 trillion and $8.5 trillion in 2001. What was the annual growth rate in percentage terms? 18) If GDP is $14.3 trillion, consumption is $10 trillion, and investment $1.6 trillion, what percent of GDP is consumption, and what percent is investment? 19) If the price at time t is $8 and the price at time t+1 is $9, by what percent did the price increase? 20) The inflation rate is the annual percentage...
Use the Leading Coefficient Test to determine the end behavior of the graph of the given...
Use the Leading Coefficient Test to determine the end behavior of the graph of the given polynomial function. f(x) = -6x* +5x2 - x +7 Choose the correct answer below. A. The graph of f(x) falls to the left and falls to the right. O B. The graph of f(x) falls to the left and rises to the right O C. The graph of f(x) rises to the left and rises to the right OD. The graph of f(x) rises...
Type the following table, which has historical world population data, into sheet 2 in rows 1...
Type the following table, which has historical world population data, into sheet 2 in rows 1 and 2. Year 1000 1650 1800 1850 1900 1920 1930 World population, in millions 200 545 924 1171 1635 1834 2170 10. Graph the above population data using the same steps as in Exercise 1. Add an exponential trendline, being sure to include the equation and R2 value in the chart. 11. In row 3 calculate the values for population predicted for each of...
4. Pakistan's population was 185 million in 2010 and has been growing by 2.2% per year....
4. Pakistan's population was 185 million in 2010 and has been growing by 2.2% per year. Create an exponential for Pakistan's population t years after 2010 il. b. Estimate when Pakistan will have 250 million people. 5. If M(t) is the population of Mathistan, in millions, t years after 2000, interpret the following: (2 points each) a. M(9) 20 b. M'(9) = 0.12 6. Find the following values for the graph below: limf(x) = lim f(x) = f(1) = lim...
Question 14 of 1 point) Merpret the ylaplumea nu s e The percentage of the adult population that smokes can be modeled by the function P(x) whose graph is shown below. The input x is years after 1955. $ $ $ 5 -100 10 0 10 20 30 40 50 In what years was the percentage of nonsmokers between 65 and 75? This corresponds to the years from
Show which answer is for which, for the population
question
Pool of HW problems Linear Functions Set up linear equation to solve problem (I) (1-2) DRAFT e ollowing exercises, consider this scenario: The weight of a newborm is 7.5 pounds. 1 a month for its first year. a. Find the linear function that models the baby's weight b. Find a reasonable domain and range for the function c. If the function W is graphed, find and interpret the x- and...
College Graduates - Michigan Using Linear Function Models 99 Using the concepts in this worksheet, you will be able to use linear function models and use rates of change to forecast unknown results When am I ever going to use this? he percentage of Michigan residents with college degrees has been increasing since 1990. Based on data from 1990 through 1996, the percentage of residents 25 years and older who are college graduates may be modeled by T G(t) 0.544t...
The given bar graph below shows the percentage of U.S. women in
the labor force from 1960 through 2010. The function f(x)=3.5sqx+38
models the percentage of U.S. women in the labor force, f(x), x
years after 1960. Use this formula to solve the following
questions.
According to the model, when will 70% of the U.S. women
participate in the work force? Show all work and explain your
answer in the context of the problem.
According to the model, approximately what...
(1 point) Let P = f( = 1150(1.059)' be the population of a community in year 1. (a) Evaluate f(0) = (b) Evaluate f(10) = (retain at least 3 decimal places) (c) Which of these statements correctly explains the practical meaning of the value you found for f(10) in part (b)? (select all that apply if more the is correct) A. How many years it takes for the population to reach 10,000 people. B. The growth rate per decade of...
1. Graph the system of linear equations. Solve the system and interpret your answer 3y 2 -+2y 3 2. Solve the system of linear equations for and y (Cos ) x(sin 0) y = 1 (sin 0) x (cos 0) y = 1 3. Use back substitution to solve the system. 6r23r =-3 r22r3 1 3-2 4. Slove the given system by Gaussian elimination.. 4x1-2+x3-1 +2x2-3r3 = 2 2x 3= 1 5. Identify the element ary row operation (s) being...
17-26
17) Real GDP in 2000 was $8.0 trillion and $8.5 trillion in 2001. What was the annual growth rate in percentage terms? 18) If GDP is $14.3 trillion, consumption is $10 trillion, and investment $1.6 trillion, what percent of GDP is consumption, and what percent is investment? 19) If the price at time t is $8 and the price at time t+1 is $9, by what percent did the price increase? 20) The inflation rate is the annual percentage...
Use the Leading Coefficient Test to determine the end behavior of the graph of the given polynomial function. f(x) = -6x* +5x2 - x +7 Choose the correct answer below. A. The graph of f(x) falls to the left and falls to the right. O B. The graph of f(x) falls to the left and rises to the right O C. The graph of f(x) rises to the left and rises to the right OD. The graph of f(x) rises...
4. Pakistan's population was 185 million in 2010 and has been growing by 2.2% per year. Create an exponential for Pakistan's population t years after 2010 il. b. Estimate when Pakistan will have 250 million people. 5. If M(t) is the population of Mathistan, in millions, t years after 2000, interpret the following: (2 points each) a. M(9) 20 b. M'(9) = 0.12 6. Find the following values for the graph below: limf(x) = lim f(x) = f(1) = lim...
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