Multiply.(-5x4y4)(-2x4y2)

A. 10xy6
B. 10x8y6
C. 10x6y8
D. 10xy8


Answer: B

Mathematics

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Solve.Find the volume of the torus generated by revolving the circle (x - 9)2 + y2 = 1 about the y-axis.

A. 9?2 B. 18?2 C. 27?2 D. 36?2

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Find the absolute maxima and minima of the function on the given domain.  on the diamond-shaped region  

A. Absolute maximum:    at        and    absolute minimum: 0 at  
B. Absolute maximum:    at        and    absolute minimum:  32  at        and  
C. Absolute maximum:    at    and    absolute minimum: 0 at    and  
D. Absolute maximum: 32  at        and    absolute minimum: 0 at  

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Graph the linear equation using intercepts.y = 2x - 4

A.

B.

C.

D.

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Simplify the expression without a calculator.2-4

A.
B. -16
C.
D. 16

Mathematics