Use DeMoivre's Theorem to find the indicated power. Write the answer in rectangular form.
10
A. - 
+ 
i
B. - 
- 
i
C. 
+ 
i
D. 
- 
i
Answer: B
Mathematics
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Give an appropriate answer.Let
f(x) = 243. Find
log3 f(x).
A. 2
B. 125
C. 5
D. 
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Graph the inverse of the function plotted, on the same set of axes. Use a dashed curve for the inverse.
A. 
B. 
C. 
D. 
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Find the second derivative of the function.r = 
(6 - ?)
A. 
= 
- ?
B. 
= - 
- 1
C. 
= - 
- 1
D. 
= 
Mathematics
Use the limit comparison test to determine if the series converges or diverges.
A. Diverges B. Coverges
Mathematics