Question

Function f is defined by the equation f (x) = x^2.
What is f (3)
PLZ HURRY

Answer 1

f(3) = 9

Explanation:

f(x) = x^2

f(3) means "When x is 3" So, we substitute x with 3.

f(3) = 3^2

f(3) = 3 x 3 = 9

f(3) = 9