Rationalize the denominator and simplify. 

A.
B.
C.
D.


Answer: D

Mathematics

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Find a system of inequalities to describe the given region.Points in the first quadrant whose distance from the x-axis is less than 3 units

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A. (-?, -4] B. (-?, -4] ? [2, ?) C. [-4, 2] D. [2, ?)

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Find the slope of the line containing the two points.(6, 1); (-2, 1)

A. -8
B.
C. 0
D. undefined

Mathematics