Perform the indicated operations.
A. 
B. - 
C. - 
D. - 
Answer: C
Mathematics
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Evaluate the improper integral or state that it diverges.
A. 0.3 B. 0 C. 1 D. diverges
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Determine the total turn for the closed curve. Assign a positive measure to counterclockwise turning.
A. 1080° B. -360° C. 720° D. -1080°
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Find the reference angle for the given angle.-240°
A. 150° B. 60° C. 30° D. 120°
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Solve the problem.If Sam spends 
of his life exercising, how many hours does he spend exercising each week?
A. 8 hours
B. 
hour
C. 56 hours
D. 
hours
Mathematics