Use DeMoivre's Theorem to write the expression in rectangular form.
4
A. - 
- 
i
B. - 
+ 
i
C. - 
+ 
i
D. - 
- 
i
Answer: A
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 0 B. -12 C. 1 D. -4
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Find 
.exy = sin x
A. 
B. 
C. 
D. 
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Perform the indicated operations. Write the answer in simplest form. 
÷ 
A. 
B. 
C. 
D. 
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Simplify the algebraic expression.-9x + (-3x)
A. 12x B. 6x C. -6x D. -12x
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