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OpenStudy (anonymous):
You drop a rock off a bridge. The rock’s height, h (in feet above the water), after t seconds is modeled by h = -16t2 + 541. What is the height of the rock after 2 seconds?
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OpenStudy (nurali):
h = -16t^2 + 541 h(2) = - 16(4) + 541 = -64 + 541 = 477 The height of the rock is 477 ft.
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