Question

(f+g)(4)

Answer 1

f(x) = 2(x − 7) and g(x) = 2x. What is the value of (f + g)(4)?

Answer 2

(f + g) (4) means f(4) + g(4).

Use these:
f(x) = 2(x − 7) and g(x) = 2x
to compute f(4) and then g(4) and add the two results.

f(4) = 2 ( 4 - 7) = ??
g(4) = 2*? = ?