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 58.8 m?
A. 3 < t < 4
B. 2 < t < 3
C. 4 < t < 5
D. 0 < t < 2
Answer: B
Mathematics
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Set up an integral for the length of the curve.y = 
, - 
? x ? 
A. 
B. 
C. 
D. 
Mathematics
Multiply.(x + 7)(x + 9)
A. x2 + 16x + 63 B. x2 + 63 C. x2 + 32x + 63 D. x2 + 63x + 16
Mathematics
Find the derivative of the function.y = (1 + 6x)e-6x
A. 6xe-6x B. -6(1 + 6x)e-6x C. -36xe-6x D. -36e-6x
Mathematics
Solve.Enrollment in a business seminar increased from 70 people to 84 people. What was the percent increase?
A.
| 16.7% |
B. 20%
C.
| 83.3% |
D.
| 80% |
Mathematics