Question

Let f(x) = 2x - 1 and g(x) = x2 + 5.
Find (fog)0).

Answer 1

3x^2 - x^2 - 5

Explanation:

since f(x) = 2x - 1 and g(x) = x^2 + 5

((2x - 1)(x^2+5)) multiply

3x^2 - x^2 - 5