4 years ago

Given the functions f(x) = 7x + 13 and g(x) = x^2 + 2, which of the following functions represents f[g(x)] correctly?

Mathematics

1 answer:

Paladinen [302]4 years ago

8 0

Answer:

f(g(x)) = x^2 + 27.

Step-by-step explanation:

To find f(g(x)) we replace the x in f(x) by g(x) and simplify:

f(g(x)) = 7(x^2 + 2) + 13

= 7x^2 + 14 + 13.

= 7x^2 + 27.

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