Find the area of the specified region.Shared by the circle r = 9 and the cardioid r = 9(1 + sin ?)
A. 
(5? + 8)
B. 0
C. 81
D. 
(5? - 8)
Answer: D
Mathematics
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Simplify.-
A. Not a real number B. -4 C. -5 D. -8
Mathematics
Find the slope of the line.y = -2
A. 0 B. -2 C. undefined D. 2
Mathematics
Solve.Acme Computer Products finds that the marginal revenue R in producing x computer networking connectors is given by the equation 
dollars/connector. Find an equivalent expression for R by factoring out 
x.
A. R = 
x
B. R = 
x(1600 - x)
C. R = 
x
D. R = 
x
Mathematics
Find the standard form of the equation of a circle that satisfies the given conditions.Center (19, 2); touching the y-axis
A. (x - 19)2 + (y - 2)2 = 361 B. (x - 2)2 + (y - 19)2 = 361 C. (x - 2)2 + (y - 19)2 = 19 D. (x - 19)2 + (y - 2)2 = 19
Mathematics