Solve. Round your answer to the nearest tenth, if necessary.An object is thrown upward from the top of a 
building with an initial velocity of 48 feet per second. The height, h, of the object after t seconds is given by the quadratic equation 
When will the object hit the ground?
A. In 5 seconds
B. In 160 seconds
C. In 2 seconds
D. In 7 seconds
Answer: A
Mathematics
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Mathematics
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