Solve the problem.If 
is a convergent series of nonnegative terms, what can be said about 
, where k is a positive integer?
A. May converge or diverge
B. Always converges
C. Always diverges
Answer: A
Mathematics
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Solve.2x2 = -5x - 7
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Add and simplify.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Factor completely.x4 - 81
A. (x2 + 9)(x + 3)(x - 3) B. Prime C. (x + 3)2(x - 3)2 D. (x2 - 9)(x + 3)(x - 3)
Mathematics
Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
A. -1845 B. -63 C. -549 D. 72
Mathematics