Find an equivalent equation in rectangular coordinates.r = 1 + 2 sin ?
A. x2 + y2 = 
+ 2x
B. 
= x2 + y2 + 2x
C. 
= x2 + y2 + 2y
D. x2 + y2 = 
+ 2y
Answer: D
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Round the number as indicated.3649 to the nearest thousand
A. 5000 B. 4100 C. 4000 D. 3890
Determine the domain and range of the relation.{(-1, 9), (5, 5), (-7, -9), (-7, -6)}
A. Domain: {-1, -7, 5, 7}; Range: {9, -9, 5, -6} B. Domain: {-1, -7, 5, -7};Range: {9, -9, 5, -6} C. Domain: {-1, -7, 5}; Range: {9, -9, 5, -6} D. Domain: {9, -9, 5, -6}; Range: {-1, -7, 5}
Find the vertices and graph the hyperbola.x2 - 4y2 = 64
A. (0, -8), (0, 8)
B. (-4, 0), (4, 0)
C. (-4, 0), (4, 0)
D. (-8, 0), (8, 0)
Solve the problem.Consider the rational inequality 
< 0. Without doing any work, give the solution set. (Hint: determine the sign of the numerator and denominator.
A. 
B. 
C. ?
D. 