Simplify the series of additions and subtractions.9 + 7 - (-10)
A. 6
B. -8
C. -26
D. 26
Answer: D
Mathematics
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Find the sum of the infinite geometric series, if it exists.54 + 18 + 6 + 2 + . . .
A. 81 B. 78 C. does not exist D. - 27
Mathematics
Determine if the series converges or diverges; if the series converges, find its sum.
A. Converges; 
B. Converges; 
C. Converges; 
D. Diverges
Mathematics
Solve the problem.The function H described by H(x) = 2.75x + 71.48 can be used to estimate the height, in centimeters, of a woman whose humerus (the bone from the elbow to the shoulder) is x cm long. Estimate the height of a woman whose humerus is 
long.
A. 109.74 cm B. 38.72 cm C. 169.1325 cm D. 26.1725 cm
Mathematics
If 
and 
are both right angles, then one can conclude that:
A. a? b B. b? d C. a || b D. None of These
Mathematics