Question

Given f(x) = -x – 2, find f (3).

Answer 1

f(3) = -5

Explanation:

Put x = 3 to f(x) = -x - 2:

f(3) = -3 - 2 = -5

Answer 2

To solve this, plug 3 into x. The equation will be f(3)=-3-2. This simplifies to -5.