Subtract.-4 - (-9)
A. -13
B. -4
C. 5
D. -5
Answer: C
Mathematics
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Use the Root Test to determine if the series converges or diverges.
A. Diverges B. Converges
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Convert as indicated. When necessary, round to the nearest tenth of a degree.72.1° F to degrees Celsius
A. 97.8° C B. 22.3° C C. 161.8° C D. 57.8° C
Mathematics
Solve the problem.A guitar string is plucked so that it vibrates with a frequency of 
Suppose the maximum displacement at the center of the string is 
Find an equation of the form 
to model this displacement. Round constants to 2 decimal places.
A. s
= 0.54 cos 12.25t
B. s
= 1.08 cos 483.80t
C. s
= 1.08 cos 12.25t
D. s
= 0.54 cos 483.80t
Mathematics
Convert 98 in. to feet.
Mathematics