Plot the point having the given polar coordinates.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the volume by using polar coordinates.The region bounded by the paraboloid 
, the cylinder 
, and the 
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Solve the problem.Find the area of the sector having radius 3.8 inches and a central angle 103°. Round to one decimal place.
A. 3.1 in.2 B. 26.0 in.2 C. 3.4 in.2 D. 13.0 in.2
Mathematics
Find the foci of the ellipse whose equation is given.9(x - 2)2 + 36(y + 3)2 = 324
A. foci at (2 + 3
, -3) and (2 - 3
, -3)
B. foci at (2 + 3
, 2) and (2 - 3
, 2)
C. foci at (-3 + 3
, 2) and (-3 - 3
, 2)
D. foci at (- 3
, -3) and (3
, -3)
Mathematics
Solve by the quadratic formula. If there are no real roots, say so.2n2 = -6n - 1
A. n = 
B. n = 
C. n = 
D. n = 
Mathematics