The rectangular coordinates of a point are given. Find polar coordinates of the point. Express ? in radians.(-10, 10)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the algebraic expression for the given values of the variables.
, for x = 46, y = 6
A. 44 B. 22 C. 23 D. 24
Mathematics
Solve the problem.The solution set of the inequality x2 - 5x - 14 < 0 is (-2, 7). Without doing any work, give the solution to 
A. (-?, -2) ? (7, ?) B. (-?, -2] ? [7, ?) C. (-7, 2) D. [-2, 7]
Mathematics
Find the foci of the ellipse whose equation is given.
+ 
= 1
A. foci at (3, -2 - 3
) and (3, -2 + 3
)
B. foci at (-2, -2 - 3
) and (-2, -2 + 3
)
C. foci at (2, -2 - 3
) and (2, -2 + 3
)
D. foci at (-2, 2 - 3
) and (-2, 2 + 3
)
Mathematics
Solve the inequality. Graph the solution set, and state the solution set in interval notation.|x| - 5 ? 7
A. [2, ?)
B. (-?, -12] ? [12, ?)
C. [-12, 12]
D. [12, ?)
Mathematics