200k views
3 votes
During halftime of a basketball game, a sling shot launches T-shirts at the crowd. A T-shirt is launched with an initial upward velocity of 78 ft/s. The height of the T-shirt (h) in feet after t seconds is given by the function h = −16t^2 + 78t + 5. How long will it take the T-shirt to reach its maximum height? What is its maximum height?

a. 1.22 s, 76.35 ft
b. 2.44 s, 146.28 ft
c. 2.44 s, 100.06 ft
d. 2.44 s, 131 ft

User Lork
by
3.0k points

2 Answers

2 votes

Answer:

its D

Explanation:

User Pabitranjan
by
3.1k points
3 votes

Answer:

D

Explanation:

113.1

v=4

3πr3=4

3·π·33≈113.09734

User Jack Johnson
by
3.5k points