Question

If f(x) = x^2 - 2x+3
then what is f(-3)?

Answer 1

f(-3)=18

Explanation:

(-3)*2-2*(-3)+3

9+6+3

18

Answer 2

f(- 3) = 18

Explanation:

To evaluate f(- 3) substitute x = - 3 into f(x)

f(- 3) = (- 3)² - 2(- 3) + 3 = 9 + 6 + 3 = 18