Find the length of the curve.The curve r = 9 sin3 
, 0 ? ? ? 
A. 27(3
- ?)
B. 
(5? - 9
)
C. 
(2? - 3
)
D. 
(5? - 8)
Answer: C
Mathematics
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Compute the slope of the line segment determined by the given pair of points.P(1, 3), Q(2, 1)
A. - 2
B. 2
C. - 
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
Find z1z2. Write your answer in standard polar form with the argument in radians.z1 = 8
, z2 = 3
A. 24
B. 11
C. 24
D. 11
Mathematics
Multiply.-20(-7)
A. 147 B. -160 C. 140 D. 160
Mathematics