Convert to trigonometric notation and perform the indicated operation.
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Answer: D
Mathematics
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Write the expression in terms of sines and/or cosines, and then simplify.
+ 
A. 1 B. 1 + cos2 x C. 1 + sin2 x D. 2 cos2 x
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Find the remainder by long division.(2x4 - x3 - 15x2 + 3x) ÷ (x + 3)
A. -9 B. 45 C. -45 D. 9
Mathematics
Simplify
Mathematics
Simplify by first writing the radicals with the same index. Then multiply.
? 
A. 
B. 
C. 
D. 
Mathematics