the height in feet of an arrow is modeled by the equation h(t)=(1+2t)(18-8t), where t is seconds after the arrow is shot. when does the arrow hit the ground? explain or show your reasoning.

Valentino starts with a population of 1,500 amoebas that increases 35% in size every hour for a number of hours, h. the expression 1,500(1+0.35)h finds the number of amoebas after h hours. which statement about this expression is true? a. it is the initial population raised to the growth factor after h hours. b. it is the sum of the initial population and the percent increase. c. it is the sum of the initial population and the growth factor after h hours. d. it is the product of the initial population and the growth factor after h hours.

Iwill give you ! what is the measure of ∠v ?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?