Question

f(x) = Square root of quantity x plus nine.; g(x) = 8x - 13

Find f(g(x))

Answer 1

\[f(x) = x^2 + 9\]

\[g(x) = 8x - 13\]

To find f(g(x)) replace x of f(x) with 8x - 13..

That is:

\[f(8x - 13) = (8x - 13)^2 + 9\]

Solve it by using the formula:

\[(a - b)^2 = a^2 + b^2 - 2ab\]

Answer 2

thank you this helped a lot

Answer 3

Welcome dear..