Question

F(x) = 2x2 − 30, find f(4).

Answer 1

F(4)= 2

Explanation:

F(x) = 2x^2 − 30, find f(4).

F(4)= (2)(4)^2 - 30

F(4)= (2)(16) - 30

F(4)= 32 - 30

F(4)= 2