Simplify the complex fraction.

A.
B. - 
C.
D. - 


Answer: B

Mathematics

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Find an equation for the surface consisting of all points that are equidistant from the point (0,-2,0) and the plane y=2.

What will be an ideal response?

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Add and simplify. + 

A.  
B.  
C.  
D.

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The ? shape in the figure below is shown using 9 pixels in a 3 × 3 grid. The color levels are given to the right of the figure. Use the matrix  that represents a digital photograph of the ? shape to solve the problem.Adjust the contrast by changing the black to white and the light grey to dark grey. Use matrix addition to accomplish this.

A.
 +  = 
B.
 +  = 
C.
 +  = 
D.
 +  = 

Mathematics

Factor the expression completely.6x3 - 48y3

A. 6(x - 2y)(x2  + 4y2) B. (6x - 2y)(x2 + 2y + 24y2) C. 6(x + 2y)(x2 - 2xy + 4y2) D. 6(x - 2y)(x2 + 2xy + 4y2)

Mathematics