Find g(f(x)) for  f(x) = 4x - 8 g(x) = 7 - 6x

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 50HP
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Find g(f(x)) for 

f(x) = 4x - 8

g(x) = 7 - 6x

Find f(x) + g(x), f(x) – g(x), f(x) · g(x),
f(x)
f(g(x)), and g(f(x)), if defined. See Example 5. (If an answer is undefined, enter UNDEFINED.)
g(x)
f(x) = 4x - 8
g(x) = 7 - 6x
(a) f(x) + g(x)
— 2х — 1
(b) f(x) – g(x)
5(2r – 3)
(c) f(x) · g(x)
-24x2
+ 76x – 56
f(x)
(d)
g(x)
4х — 8
7— 6х
(e) f(g(x))
24x + 20
(f) g(f(x))
Transcribed Image Text:Find f(x) + g(x), f(x) – g(x), f(x) · g(x), f(x) f(g(x)), and g(f(x)), if defined. See Example 5. (If an answer is undefined, enter UNDEFINED.) g(x) f(x) = 4x - 8 g(x) = 7 - 6x (a) f(x) + g(x) — 2х — 1 (b) f(x) – g(x) 5(2r – 3) (c) f(x) · g(x) -24x2 + 76x – 56 f(x) (d) g(x) 4х — 8 7— 6х (e) f(g(x)) 24x + 20 (f) g(f(x))
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