Question

If f(x) = 2х2 + 3 and g(x) = х2 -7, find (f- а)(x).

Answer 1

Answer:

C. x^2 -4

Step-by-step explanation:

What you do is subtract the functions as said by

(f-g)(x).

so:

f(x)-g(x)

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

2x^2 -x^2 +3 - 7= x^2 -4