Simplify. Assume all variables represent nonnegative values.
A. 2x
B. 
C. -2x
D. 16x
Answer: A
Mathematics
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Convert the decimal form numeral to a numeral in the base indicated.2874 to base 9
A. 35489 B. 31939 C. 38439 D. 34839
Mathematics
Solve the problem.A church steeple casts a shadow 103 ft long, and at the same time a 
post casts a shadow 
long. How high is the steeple? Round to the nearest unit.
A. 8 ft B. 115 ft C. 64 ft D. 165 ft
Mathematics
Using the derivative of f(x) given below, determine the critical points of f(x).f'(x) = (x - 2) e-x
A. 3 B. 2 C. -3 D. -2
Mathematics
Determine whether the sequence is geometric.an = 2 - 6n2
A. Geometric B. Not geometric
Mathematics