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OpenStudy (anonymous):
a ball is dropped from 512 feet above the ground. Disregarding air resistance the height of the ball above the ground h(t) after t seconds is given by the equation: h(t)=512-16t^2. What is the velocity of the ball at the instant that it strikes the ground?
8 years ago
OpenStudy (anonymous):
have you taken calc?/do you know what a derivative is?
8 years ago
OpenStudy (anonymous):
i feel it is sum wt 90 ft/sec
8 years ago
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