a ball is fired vertically into the air. Its height in feet t seconds later is given by the formula: h (t) = - 2t^2+80t

a) what is the height of the ball after 3 sec?

b) what is the velocity of the ball after 5 sec?

c) when does the ball reach its man height?

d) what is the max height the ball reaches?

Question

Darien Ali

16 January, 20:43

+4

Answers (1)

Know the Answer?

Clark Shepherd · Answer 1

v (t) = 40-16t

so max height is when v (t) = 0 or t=40/16

and the max height is found by plugging that into the height equation

a ball is fired vertically into the air. Its height in feet t seconds later is given by the formula: h (t) = - 2t^2+80ta) what is the height of the ball after 3 sec?b) what is the velocity of the ball after 5 sec?c) when does the ball reach its man height?d) what is the max height the ball reaches?