In the sale room at a store, every item is on sale for half the original price, plus 2 dollars. Complete parts a through d. Question content area bottom Part 1
In the sale room at a store, every item is on sale for half the original price, plus 2 dollars. Complete parts a through d. Question content area bottom Part 1
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.9: Combining Functions
Problem 40PPS
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Question
In the sale room at a store, every item is on sale for half the original price, plus
2
dollars.
Complete parts a through d.Question content area bottom
Part 1
(a) Write a function g that finds half of x.
g(x)=enter your response here
(Simplify your answer. Use integers or fractions for any numbers in the expression.)
Part 2
(b) Write a function f that adds
2
to x.f(x)=enter your response here
(Simplify your answer. Use integers or fractions for any numbers in the expression.)
Part 3
(c) Write and simplify the function
(f◦g)(x).
(f◦g)(x)=enter your response here
(Simplify your answer. Use integers or fractions for any numbers in the expression.)
Part 4
(d) Use the function from part (c) to find the sale price of a shirt at the store that has the original price
$56.
(f◦g)(56)=enter your response here
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