Mathematics, 07.05.2021 01:20 backyardmastrs

I really need help, someone keeps scamming me, please help: A ball is thrown from a height of 256 feet above the ground with an initial velocity of 96 feet per second. Ignoring friction, the equation h(t)= -16t2+vt+s gives the height of the ball in feet as a function of t time in seconds.
How long does the ball take to reach the maximum height? Include units
What is the maximum height the ball travels? Include units
How long does the ball take to hit the ground? Include units

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I really need help, someone keeps scamming me, please help: A ball is thrown from a height of 256 fe...