F (x) = -x² + 6x - 18

Find f (-3)

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Find the zeros of each function. f(x) = x^2 + 5x - 6

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.