Question

I NEED MATH HELP BAD MEDALS WILL BE GIVEN

Answer 1

On what?

Answer 2

can someone help me please

Answer 3

one sec

Answer 4

I will help

Answer 5

A catault launches a boulder with an upward velocity of 120ft/s. The height of the boulder H in feet after t secondds is given by the function h=-16^2+120t+10 How long does it take to reach maximum height? what is the boulders maximum height round to the nearest hundredth if necessary

Answer 6

catapult sorry for the miss type

Answer 7

will u give me a medal??

Answer 8

The first derivative of H e is v
V=-32t+120
At maximum height v=0
-32t+120=0
32t=120
T= 3.75 sec

So substitute t on h fuction
H=-16x3.75^2+120x3.75+10
H=-225+360+10
H=145 meters