Find the length of the curve.The spiral r = 3?, 0 ? ? ? ?
A. 3
B. 
(?
+ ln (? + 
))
C. 
D. 8((?2 + 1)3/2 - 4)
Answer: B
Mathematics
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Write the percent as a decimal.
%
A. 0.4725 B. 0.4775 C. 0.0545 D. 4.7075
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Factor completely. If the polynomial cannot be factored, say it is prime.3x2 - 108
A. 3(x + 6)2 B. 3(x + 6)(x - 6) C. prime D. 3(x - 6)2
Mathematics
Solve the problem.The distance from the downtown station to the last stop on a commuter railroad line is 46.8 miles. The distance between stops is about 3.9 miles. How many stops are there?
A. 13 stops B. 12 stops C. 6 stops D. 11 stops
Mathematics
Find the sum, if it exists.
A. - 
B. 
C. 
D. Does not exist
Mathematics