Help meeeeeeeeeeeeeeee pleaseee!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! help meeeeeeeeeeeeeeee pleaseee!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Question

asked Oct 23, 2023 48.3k views

1 Answer

Mnabil · Answer 1 · 2023-10-29T06:26:09+0000

Answer:

5/4 seconds or 1.25 seconds

Explanation:

At the maximum height the velocity is zero

hence after 1st differential of the function

v(t)=-32t+40

0=-32t+40

32t=40

t=5/4 seconds