Your hiking up in the mountains. You want to climb to a ledge 20 feet above you.?

The height of the grappling hook you throw is given by the function h= -16t^2 - 32t + 5.


what is the maximum hieght of the grappling hook. Can u throw it high enough to reach the ledge.

Your hiking up in the mountains. You want to climb to a ledge 20 feet above you.?
The maximum hight you can throw would be 21 feet. So, yes you could reach the ledge.

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