Tell how many roots the following equation has.
?

?

A. 119
B. 6
C. 1
D. 113
E. none of these

Answer: A

Mathematics

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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 above by the line y = 2, below by the curve y = , and on the left by the y-axis, about the line x = -1

A. ?
B. ?
C. ?
D. ?

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Add or subtract. Simplify your answer to lowest terms. + 

A.
B.
C.
D.

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Solve the system of equations.x + 3.5y= -0.53.5x +z= -16y -2.25z= 5.5

A. No solution B. (-4, 1, -2) C. (-4, 1, -1) D. (-3, 1, -5.5)

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Solve the system of equations by elimination.6x + 5y = 886x + 2y = 100

A. (18, -4) B. (-4, 18) C. ( -18, 6) D. (-18, 5)

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