Question

Given: f(x) = x - 7 and h(x) = 2x + 3

Write the rule for f(h(x)).
Of(h(x)) = 2X-7
f(h(x)) = 2x - 4
f(h(x)) = 3x - 4
f(h(x)) = 3x - 7
DONE

Answer 1

f(h(x)) = 2x - 4

Explanation:

Substitute x = h(x) into f(x), that is

f(h(x))

= f(2x + 3)

= 2x + 3 - 7

= 2x - 4