Expand the polynomial
(x^(2)+xy-y^(2))(x+y)

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

Select the quadratic that has root x = 8 and x = -5

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3