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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? A. –64 feet B. 605 feet C. 509 feet D. 477 feet
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OpenStudy (anonymous):
the answer is not b
OpenStudy (anonymous):
|dw:1355157514450:dw|
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