Respuesta :

Hello!

To find the volume you multiply all the sides

(x)(x - 4)(x - 2)

x * x = x^2
x * -2 = -2x
-4 * x = -4x
-4 * -2 = 8

x^2 - 6x + 8

x * x^2 = x^3
x * -6x = -6x^2
x * 8 = 8x

The answer is A) x^3 - 6x^2 + 8