Question

If f(x)=x^2-x, find the value if x=(2)-2. TIP: x^2 means x squared

Answer 1

(2)-2 = 2-2 = 0

(2)(-2) = -4 (I will assume you mean this.)

x^2 - x = (-4)^2 + (-4) = 16 + 4 = 20