Evaluate.(4 + 1)(4 - 1)

A. 16
B. 7
C. 17
D. 15


Answer: D

Mathematics

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At the given point, find the slope of the curve, the line that is tangent to the curve, or the line that is normal to the curve, as requested.x3y3 = 8, normal at (2, 1)

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B. y = x
C. y = -2x + 5
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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 = 1, below by the curve y = , and on the left by the y-axis, about the line y = - 1

A. ?2 - ?
B. ? - 
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D. ?2 + ?

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