Question

Let f(x) = -2x -1, h(x)= -x -3 find (f ° h)(-3)

Answer 1

(f o h)(-3) = -1

Explanation:

(f o h)(x) = -2(-x - 3) - 1

(f o h)(x) = 2x + 6 - 1

(f o h)(x) = 2x + 5

(f o h)(-3) = 2(-3) + 5

(f o h)(-3) = -6 + 5

(f o h)(-3) = -1