Mathematics, 25.08.2019 17:50, coolman315

Acatapult launches a boulder with an upward velocity of 112 ft/s. the height of the boulder, h, in feet after t seconds is given by te function h=-16t^2+112t+30. how long does it take the boulder to reach its maximum height? what is the boulder's maximum height ? round to the nearest hundredth , if necessary .
, . i am really stuck here

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Acatapult launches a boulder with an upward velocity of 112 ft/s. the height of the boulder, h, in f...