Question

Given: f(x) = 3 - X; g(x) = -2x
Find g[f(x)]

Answer 1

g[f(x)] = -2(3 - x) = -6 + 2x

Explanation:

When we substitute the function f(x) for x in g(x) = -2x, we get the composition g[f(x)]:

g[f(x)] = -2(3 - x) = -6 + 2x