Question

If f(x)=2x^2 and g(x)=x^2-1, find (f-g)(x)

Answer 1

Answer:

A

Step-by-step explanation:

(f - g)(x) = f(x) - g(x)

f(x) - g(x)

= 2x² + 2 - (x² - 1) ← distribute

= 2x² + 2 - x² + 1 ← collect like terms

= x² + 3 → A