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(a)
To draw: The
(a)
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Answer to Problem 25AYU
Explanation of Solution
Given: An individual’s income varies with his or her age. The below table shows the median income I of males of different age groups within the United States for 2006. For each age group, let the class midpoint represent the independent variable x . For the class 65-years and older.
Using graphing utility to draw scatter plot.
(b)
To find: The quadratic function of best fit that models.
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 25AYU
Explanation of Solution
Given: An individual’s income varies with his or her age. The below table shows the median income I of males of different age groups within the United States for 2006. For each age group, let the class midpoint represent the independent variable x . For the class 65-years and older.
Using graphing utility, the equation of quadratic of best fit.
(c)
To find: The age at which an individual earned the most income from the model
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 25AYU
Explanation of Solution
Given: An individual’s income varies with his or her age. The below table shows the median income I of males of different age groups within the United States for 2006. For each age group, let the class midpoint represent the independent variable x . For the class 65-years and older.
Using graphing utility, the equation of quadratic best fit.
This is
(d)
To find: The maximum income earn over the age.
(d)
![Check Mark](/static/check-mark.png)
Answer to Problem 25AYU
Explanation of Solution
Given: An individual’s income varies with his or her age. The below table shows the median income I of males of different age groups within the United States for 2006. For each age group, let the class midpoint represent the independent variable x . For the class 65-years and older.
Using graphing utility, the equation of quadratic best fit.
This is quadratic equation. At which age earn most income.
Therefore,
(e)
To find: The domain of function.
(e)
![Check Mark](/static/check-mark.png)
Answer to Problem 25AYU
Explanation of Solution
Given: An individual’s income varies with his or her age. The below table shows the median income I of males of different age groups within the United States for 2006. For each age group, let the class midpoint represent the independent variable x . For the class 65-years and older.
Using graphing utility, the quadratic best fit equation.
Chapter 3 Solutions
Precalculus
Additional Math Textbook Solutions
University Calculus: Early Transcendentals (4th Edition)
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (4th Edition)
Precalculus Enhanced with Graphing Utilities (7th Edition)
Calculus: Early Transcendentals (2nd Edition)
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