Simplify.
? 
A. 
B. 13
C. 
D. 
Answer: A
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Determine if the series converges or diverges; if the series converges, find its sum.
A. Converges; 
B. Converges; 
C. Converges; 
D. Diverges
Add or subtract. Simplify by combining like radical terms, if possible. Assume all variables and radicands represent nonnegative numbers.
- 4
- 4
A. -19
B. -8
C. -8
D. -19
Factor, if possible.512y9 - 729
A. (8y3 - 9)(64y6 + 81) B. (512y3 - 9)(y6 + 72y3 + 81) C. (8y3 - 9)(64y6 + 72y3 + 81) D. (8y3 + 9)(64y6 - 72y3 + 81)
Solve the problem.The following data represents the normal monthly precipitation for a certain city in California. 
Draw a scatter diagram of the data for one period. Find a sinusoidal function of the form 
that fits the data. Draw the sinusoidal function on the scatter diagram. Use a graphing utility to find the sinusoidal function of best fit. Draw the sinusoidal function of best fit on the scatter diagram.
What will be an ideal response?