Convert to trigonometric notation and perform the indicated operation.(6
- 6i)(2i)
A. 12
i
B. 12
+ 12i
C. 1 + 
i
D. 12 + 12
i
Answer: D
Mathematics
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Find the limit.Find 
(csc ? - cot ?)
A. ? B. 1 C. 0 D. -?
Mathematics
Perform the indicated operations.(3z2 + 6z + 8) + (z3 + 5z - 4)
A. 4z3 + 11z + 4 B. 4z2 + 11z + 4 C. z3 + 3z2 + 11z - 4 D. z3 + 3z2 + 11z + 4
Mathematics
Simplify the expression. Write the answer with only positive exponents. Assume that all variables represent positive real numbers.
A. 
B. 344/5x
C. 346/5x
D. 
Mathematics
Let
Mathematics