Posted by **Nilan** on Monday, October 10, 2011 at 7:53am.

height of a projectile thrown straight up from top of 480 ft hill t seconds after bing thrown up with initial velocity vo ft/s is

h = -16t^2 +vot + 480

If vo = 96, find times when the projectile will be at a) height of 592 ft above the ground and b) crash on the ground.

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