Evaluate the functions f(x)= -2x+7 at the indicated values. a) find f(3)
b) find f(-5)

Which of the following expressions is equal to 2x^2+8

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.