Question

If f(x) = 3x - 4. g(x) = 5x + 7x+4, and h(x) = 7x2 +8, find h( - 1).

h(-1)=
(Simplify your answer.)

(ANSWER QUICKLY)

Answer 1

h(-1) = 15

Explanation:

h(x) = 7x²+8

h(-1) = 7(-1)²+8

so, h(-1) = 7+8

so, h(-1) = 15