Simplify.

A.
B.
C.
D.


Answer: D

Mathematics

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Write the geometric series in summation notation.6 - 1 +  -  + 

A.
B.
C.
D. + 6

Mathematics

Find the function represented by the power series. 

A.
B. - 
C.
D. - 

Mathematics

The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = 3, x = -5

A. r = 
B. r = 
C. r = 
D. r = 

Mathematics

Add and simplify. + 

A.  
B. 2
C.  
D.  

Mathematics