Find the area of the specified region.Inside the circle r = a sin? and outside the cardioid r = a(1 - sin ?), a > 0
A. 
(6 - ?)
B. 
(3
- ?)
C. 
(2? - 3
)
D. 
(4? - 3
)
Answer: B
Mathematics
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Find the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (- 
, 0) and (
, 0)
vertices at (-4, 0), (4, 0)
B. center at (0, 0)
foci at (-4, 0) and (4, 0)
vertices at (-16, 0), (16, 0)
C. center at (0, 0)
foci at (0, - 
) and (0, 
)
vertices at (0, -4), (0, 4)
D. center at (0, 0)
foci at (0, -3) and (0, 3)
vertices at (0, -9), (0, 9)
Mathematics
The function f is one-to-one. Find its inverse.f(x) = (x + 2)3 - 8.
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 8
D. f-1(x) = 
- 2
Mathematics
Express the radical in simplified form.- 
A. 7
B. -7
C. -6
D. -2
Mathematics
Find the slope of the line passing through the given pair of points.(5, 1) and (8, 3)
A. 
B. 
C. - 
D. 
Mathematics