Question

If h(x) = x - 7 and g(x) = x2, which expression is equivalent to (gºn )(5)?

(5 – 7)
(5) ²-7
(5)?(5 – 7)
(5-7)x²

Answer 1

(5 - 7)^2.

Explanation:

(g o h) = (x - 7)^2

so (g o h)(5) = (5 - 7)^2.