Solve the problem.Susan has been working on a job that will require 45 hours to complete. If she has completed 
of the job, how many hours has she worked?
A. 40 hours
B. 20 hours
C. 5 hours
D. 4
hours
Answer: A
Mathematics
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Evaluate.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Use a day counting table to find the exact number of days from the first date to the second date. Assume the year is not a leap year unless otherwise indicated.December 3 to May 19 (the year of the May date is a leap year)
A. 169 B. 168 C. 167 D. 166
Mathematics
Find the first two nonzero terms of the Maclaurin expansion of the given function.f(x) = xe-x2
A. x + x3 + ...
B. x - x3 + ...
C. x + 
x3 + ...
D. x - 
x2 + ...
Mathematics
Perform the indicated operation.(26y2 + 15) - (-4y4 - 13y2 + 15)
A. 4y4 + 39y2 B. 4y4 + 39y2 - 30 C. 43y6 D. -4y4 + 13y2 + 30
Mathematics