Write an explicit rule for the sequence.

a1=8, an=−5a(n−1)

Divide. write in the simplest form. 4 1/6 divided by 10

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.