Identify a pattern in the list of numbers. Then use this pattern to find the next number.1, - 
, 
, - 
, 
A. 1/243
B. -1/729
C. 1/729
D. -1/243
Answer: D
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Find the volume of the solid generated by revolving the region about the given line.The region in the first quadrant bounded by the line y = 2, by the line y = 
, and by the y-axis, about the line y = 2.
A. 
?
B. 
?
C. 
?
D. 
?
Provide an appropriate response.Solve the following equation: 5y - 7 + y = 7y + 21 - 5y
Fill in the blank(s) with the appropriate word(s).
Provide an appropriate response.Solve the following inequality: 4x + 1 < -5
Fill in the blank(s) with the appropriate word(s).
Solve the system by the elimination method or a combination of the elimination and substitution methods.x2 + 3xy + y2 = 4 x2 - 3xy - y2 = 4
A. {(2, 0), (-2, 0), (2, -6), (-2, 6)} B. {(2, -6), (-2, 6)} C. {(0, 2), (0, -2), (2, -6), (-2, 6)} D. {(2, 0), (-2, 0)}