Question

Given f(x) = 3x^2-7x+2 , what is f(-2)

Answer 1

answer: f(x) = 3x^2-7x+2 ,f(-2): 28

Explanation:

For f= 3x^2-7x+2 substitute x with -2

= 3(-2)^2 -7(-2)+2

simplify 3(-2)^2 -7(-2)+2: 28