Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by h(t) = -9.8t2 + 49t. During what interval of time will the rocket be higher than 
A. 4 sec < t < 5 sec
B. 0 sec < t < 2 sec
C. 0 sec < t < 3 sec
D. 2 sec < t < 3 sec
Answer: D
Mathematics
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Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. -1.27 B. 1.73 C. 0.8025 D. 0.9275
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A. 
B. 
C. 
D. 
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Solve by isolating the absolute value and using the absolute value property.2
+ 2 = 17
A. 
B. 
C. 
D. 
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