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If f(x) = 8x
and 2 +1
g(x) = 2x, find
(f°x)
g)(

A. 16x + 1
B. 16x + 8
C. 16x^2 + 8x
D. 10x + 1

User Eljakim
by
7.1k points

1 Answer

4 votes

Answer:

B.
16x+8

Explanation:

We have,
f(x)=8x and
g(x)=2x+1.

It is required to find
f\circ g(x).

Substituting the functions, we get,


f\circ g(x)


f(g(x))


f(2x+1)


8* (2x+1)


16x+8

Thus, we have,


f\circ g(x) =
16x+8.

Hence, option B is correct.

User Kashon
by
8.0k points

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