Find the given power. Write answer in rectangular form.
6
A. -1
B. 1
C. -i
D. i
Answer: A
Mathematics
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Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = ln (x2 + y2)i + tan-1 
j; C is the region defined by the polar coordinate inequalities 1 ? r ? 7 and 
A. 96 B. -12 C. 50 D. 0
Mathematics
Find the vertices of the ellipse.
+ 
= 1
A. (-5, -13), (-5, 3) B. (-5, -11), (-5, 1) C. (-5, -15), (-5, 5) D. (-15, -5), (5, -5)
Mathematics
Use the relation's graph to determine its domain and range.
- 
= 1 
A. Domain: (-?, -2] and [2, ?) Range: (-?, ?) B. Domain: (-?, ?) Range: (-?, ?) C. Domain: (-?, ?) Range: (-?, -2) or (2, ?) D. Domain: (-?, -2] or [2, ?) Range: (-?, ?)
Mathematics
Write the rational expression in lowest terms.
A. - 
B. 
C. 
D. 
Mathematics