The 
-coordinate system has been rotated 
degrees from the 
-coordinate system. The
coordinates of a point in the 
-coordinate system are given. Find the coordinates of the point in the rotated coordinate system.
?
, 
?
A. 
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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Simplify. Write your answers in the form of a+bi, where a and b are real numbers.
A. - 
- 
i
B. - 
+ 
i
C. - 
- 
i
D. 
+ 
i
Mathematics
Simplify.(-6p3)(-3p2)
A. -18p6 B. -18p5 C. 18p6 D. 18p5
Mathematics
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log2
A. 8 log2x + 7 log2y + log25 B. (8 log2x)(7 log2y) - log25 C. 8 log2x - 7 log2y - log25 D. 8 log2x + 7 log2y - log25
Mathematics
Use the definition of logarithm to simplify the expression.
?
?
A. 0
B. 
?
C. 
D. 
E. 7
Mathematics