The area of a square is modeled by the function f(x) = x² The length of each side was expanded by a process that made the new sides have a length of g(x) = x + 3 . Compose the function (f • g)(x) to calculate the area of the new square. Which expression models the area of the new square, (f • g)(x)

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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8-
The area of a square is modeled by the
function
f(x) = x²
. The length of each side was expanded by a
process that made the new sides have a
length of
g(x) = x + 3
. Compose the function
(f • g)(x)
to calculate the area of the new square.
Which expression models the area of the
new square,
(f • g)(x)
?
Choice Expression
Choice
x + 3
A
Choice
x + 9
Choice
х +x + 3
Choice
x + 6x + 9
B.
Transcribed Image Text:The area of a square is modeled by the function f(x) = x² . The length of each side was expanded by a process that made the new sides have a length of g(x) = x + 3 . Compose the function (f • g)(x) to calculate the area of the new square. Which expression models the area of the new square, (f • g)(x) ? Choice Expression Choice x + 3 A Choice x + 9 Choice х +x + 3 Choice x + 6x + 9 B.
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