Rationalize the Denominator $$\frac { 3 \sqrt { x } } { \sqrt { x } - 3 \sqrt { y } }$$

question 542

Multiple Choice

Rationalize the denominator. Assume that all variables represent nonnegative numbers and that the denominator is not
zero.
- $$\frac { 3 \sqrt { x } } { \sqrt { x } - 3 \sqrt { y } }$$

• A) \(\frac { 3 \sqrt { x } ( \sqrt { x } + 3 \sqrt { y } ) } { x - 9 y }\)
• B) \(\frac { 3 \sqrt { x } ( \sqrt { x } + 3 \sqrt { y } ) } { x - 3 y }\)
• C) \(\frac { 3 \sqrt { x } ( \sqrt { x } + 3 \sqrt { y } ) } { x + 3 y }\)
• D) \(\frac { 3 \sqrt { x } ( \sqrt { x } - 3 \sqrt { y } ) } { x + 9 y }\)

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