Question

Let f(x) = 3x + 2 and g(x) = - 2x + 1 Find g(f(- 2))

is it
a: -7
b: 17
c: 0
d:9​

Answer 1

(d) 9

Explanation:

f(x) = 3x + 2

g(x) = - 2x + 1

g(f(x)) = - 2(3x + 2) + 1 = - 6x - 4 + 1 = - 6x - 3

g(f(-2)) = - 6(- 2) - 3 = 9