Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 176.4 m?
A. 0 < t < 3
B. 6 < t < 6
C. 3 < t < 6
D. 6 < t < 9
Answer: C
Mathematics
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Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 7
B. 7
C. 
D. 
Mathematics
Answer the question.To complete the square of 2x2 + 4x = 8, is it ever a good idea to divide by the coefficient of x2?
What will be an ideal response?
Mathematics
Find the inverse, if it exists, of the given matrix.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The ratio of the height to the width of a packaging label is 5 to 19. If the height of the label is 3 inches, what is its width?
A. 11.4 in. B. 0.8 in. C. 22 in. D. 8 in.
Mathematics