Find (a o b)(x). a(x) = -3x - 4 b(x) = 4x - 7

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Alex Gordon asked Jan 24, 2023

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Find (a o b)(x).
a(x) = -3x - 4
b(x) = 4x - 7

Mathematics
high-school

Alex Gordon asked Jan 24, 2023

by Alex Gordon

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1 Answer

26 votes

Answer: -12x+17

Explanation:

a(x) = -3x - 4

b(x) = 4x - 7

(a o b)(x)=

a(b(x))=

-3(b(x))-4=

-3(4x-7)-4=

-12x-(-21)-4=

-12x+21-4=-12x+17

DangVarmit answered Jan 31, 2023

by DangVarmit

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