The graph of a polar equation is given. Select the polar equation for the graph. 
A. r = 3 cos(3?)
B. r = 3 + cos(3?)
C. r = 3 sin(3?)
D. r = 3
Answer: A
Mathematics
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Determine the indefinite integral.
A. - 
sech-1 
+ C
B. - 
csch-1 
+ C
C. 
csch-1 
+ C
D. sinh-1 
+ C
Mathematics
Multiply.
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Factor the expression completely, if possible.x4 - 16y2
A. (x + 4y)(x - 4y) B. (x2 + 4y2)(x2 - 4y2) C. (x2 + 4y)(x2 - 4y) D. (x2 - 4y)2
Mathematics