The polar coordinates of a point are given. Find the rectangular coordinates of the point.(-5, 120°)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Simplify.
-4
A. 
B. -625mn
C. 
D. - 
Mathematics
Use the geometric series f(x) = 
= 
, for 
< 1, to find the power series representation for the given function (centered at 0). f(3x) = 
A. 
B. 
C. 
D. 
Mathematics
Write the fraction in simplest form. Assume that all variable factors in the denominator are not equal to zero.- 
A. - 
B. - 
C. 
D. - 
Mathematics
Solve the problem.The total revenue from the sale of x stereos is given by 
Find the average revenue from the sale of x stereos.
A. R(x) = 
2
B. R(x) = 1500x
2
C. R(x) = 3000x 
2
D. R(x) = 
2
Mathematics