Subtract.27 - (-63)
A. -36
B. -90
C. 36
D. 90
Answer: D
Mathematics
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Find the area.Express the answer in square decimeters. 
A. 31.24 dm2 B. 294.8 dm2 C. 58.96 dm2 D. 29.48 dm2
Mathematics
Determine all solutions of the equation in radians.Find tan 
, given that tan x = -3 and x terminates in 90° < x < 180°.
A. 
B. 
C. 
D. 
Mathematics
Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__10615191636__f1q28g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the trapezoid with vertices at 
A. 
B. 
C. 
D. 
Mathematics
Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region in the first quadrant bounded by x = 4y - y2 and the y-axis about the x-axis
A. 
?
B. 32?
C. 
?
D. 64?
Mathematics