Find the indicated roots.Cube roots of 8i
A. -2i, 
+ i, - 
+ i
B. -2i, - 
- i, 
- i
C. 2i, 
+ i, - 
+ i
D. 2i, 
- i, - 
- i
Answer: A
Mathematics
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Solve the problem.Find x so that the vectors v = i - xj and w = -4i - 3j are orthogonal.
A. - 
B. - 
C. 
D. 
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Use the Comparison Test to determine whether the improper integral converges or diverges.
A. converges B. diverges
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Solve the problem.433 chocolates are to be packed into boxes, each of which will contain 12 chocolates. How many boxes of chocolates will there be? How many chocolates will be left over?
A. 35 boxes; 2 chocolates left over B. 35 boxes; 1 chocolates left over C. 36 boxes; no chocolates left over D. 36 boxes; 1 chocolates left over
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Find the sum.
A. 55 B. 52 C. 5 D. 21
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