Rationalize the Denominator and Simplify $\frac { \sqrt { s } } { \sqrt { s } + \sqrt { w } }$

question 56

Multiple Choice

Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
- $\frac { \sqrt { s } } { \sqrt { s } + \sqrt { w } }$

• A) \(\frac { s + s \sqrt { w } } { s + w }\)
• B) \(\frac { s - s \sqrt { w } } { s - w }\)
• C) \(\frac { s + \sqrt { s w } } { s + w }\)
• D) \(\frac { s - \sqrt { s w } } { s - w }\)

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