Solve the problem.An object is thrown upward with an initial velocity of 12 ft per second. Its height is given by the function 
at time t seconds. What is the greatest height that it reaches?
A. 12 feet
B. 58 feet
C. 24 feet
D. 48 feet
Answer: D
Mathematics
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Find the perimeter of the polygon.
A. 23.8 m B. 24.8 m C. 32.4 m D. 16.2 m
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Solve and graph.|7k + 8| > -4
A. ?, or (-?, ?)
B. 
, or 
C. 
, or 
D. 
, or 
? 
Mathematics
Find the root if it is a real number.-
A. ?
B. - 
C. - 
D. -4
Mathematics
Solve the problem.The average cost of producing x specialty phones is given by the function 
Find the number of phones that must be produced for the average cost to be $32.
A. 720 phones B. 880 phones C. 800 phones D. 80 phones
Mathematics