Find the volume of the solid generated by revolving the region about the given line.The region in the first quadrant bounded above by the line y = 1, below by the curve y = 
, and on the left by the y-axis, about the line y = - 1
A. 
?2 + 
?
B. 
?2 - 
?
C. 
?2 - 
?
D. 
? - 
Answer: B
Mathematics
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Is the function graphed one-to-one?
A. Yes B. No
Mathematics
Subtract.-37 - (-58)
A. 95 B. -95 C. 21 D. -21
Mathematics
In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, 
)Find sin t.
A. 
B. 
C. 
D. 
Mathematics
Find the value of the determinant.
A. 44 B. -44 C. -76 D. 76
Mathematics