Question

If f(x) = x2 - 1, find f(3).

Answer 1

8

Answer 2

I'm guessing by x2 you meant x squared

Answer 3

f(3)=3*2-1
y=6-1
y=5

Answer 4

or 8 if is x^2

Answer 5

i meant x squared

Answer 6

(3)^2 - 1
= 9 - 1

= 8