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Simplify by Rationalizing the Denominator 405xx+y\frac { \sqrt { 405 x } } { x + \sqrt { y } }

Question 153

Multiple Choice

Simplify by rationalizing the denominator.
- 405xx+y\frac { \sqrt { 405 x } } { x + \sqrt { y } }


A) 9x5x95xyxy\frac { 9 x \sqrt { 5 x } - 9 \sqrt { 5 x y } } { x - y }
B) 9x5x95xyx2y\frac { 9 x \sqrt { 5 x } - 9 \sqrt { 5 x y } } { x ^ { 2 } - y }
C) 9x5x+95xyx2y2\frac { 9 x \sqrt { 5 x } + 9 \sqrt { 5 x y } } { x ^ { 2 } - y ^ { 2 } }
D) 9x5x95xyx2y2\frac { 9 x \sqrt { 5 x } - 9 \sqrt { 5 x y } } { x ^ { 2 } - y ^ { 2 } }

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