Solve the problem.An object is dropped from 15 ft above the surface of the moon. How long will it take the object to hit the surface of the moon if 
A. 2.40 sec
B. 5.77 sec
C. 1.44 sec
D. 1.70 sec
Answer: A
Mathematics
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Find the length of the indicated portion of the trajectory.r(t) = (1 + 3t)i + (1 + 7t)j + (2 - 2t)k, -1 ? t ? 0
A. 
B. 
C. 
D. 
Mathematics
Use long division to divide the polynomials.
A. x2 - 5x - 25 B. x2 + 5x + 25 C. x2 - 5x + 25 D. x2 - 10x + 25
Mathematics
Determine which purchase has the lower unit price.Brand A: 12 oz for $3.96Brand B: 15 oz for $5.55
A. Equal value B. Brand A C. Brand B D. Not enough information
Mathematics
Express as a sum of logarithms.logx 5yz
A. logx 5 + logx y + logx z B. (logx 5)(logx y)(logx z) C. log5 y + log5 z D. logx (5 + y + z)
Mathematics