Solve the equation. Round to the nearest tenth, if necessary.If an object is thrown upward from the ground with an initial velocity of 64 ft/sec, its height after t sec is given by h = 64t - 16t2. Find the number of seconds before the object hits the ground.

A. 32 sec
B. 4 sec
C. 2 sec
D. 48 sec


Answer: B

Mathematics

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A.

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Multiply or divide as indicated. Write the answer in lowest terms. ÷ 

A.  
B.
C.
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