Question

If (x)= 2x square minus 1,then f(-3)

Answer 1

Hope it will help u....

Answer 2

17.

Explanation:

f(x) = 2x^2 - 1

f(-3) = 2(-3)^2 - 1

= 2 * 9 - 1

= 18 - 1

= 17

Hope this helps!