Question

use the graphs of f and g to evaluate the composite function, (g ∘ f)(7).

Explanation:

Step1: Find f(7)

From the graph of y = f(x), when x = 7, f(7)=2.

Step2: Find g(f(7))

Since f(7) = 2, then (g ∘ f)(7)=g(f(7))=g(2).
From the graph of y = g(x), when x = 2, g(2)= - 2.

Answer:

-2