Determine whether the three points are the vertices of a right triangle.(-6, 7), (5, -4), (7, -2)
A. Yes
B. No
Answer: A
Mathematics
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Use L'H
pital's rule to find the limit.
x
A. ? B. 1 C. 0 D. 4
Mathematics
Find the polar coordinates of the point(s) of intersection of the given curves for 
r = 12 cos ?, r = 
A. (12, ?), 
, 
B. (12, 0), 
, 
C. (-12, ?), 
, 
D. 
, 
, 
Mathematics
Find the volume of the solid generated by revolving the region about the y-axis.The region in the first quadrant bounded on the left by y = 
, on the right by the line 
, and above by the line y = 2
A. 54? B. 18? C. 36? D. 12?
Mathematics
Solve the system by elimination.-6x + 7y = 18 2x + 4y = -6
A. ? B. {(-4, 1)} C. {(-3, 1)} D. {(-3, 0)}
Mathematics