**Class 9 Maths**

# Class 9 Maths

## Number System

## part 1

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Question : Simplify the expression :

$$\frac{ \sqrt{5} - \sqrt{3} }{ \sqrt{5} + \sqrt{3} } - \frac{ \sqrt{5} + \sqrt{7} }{ \sqrt{5} - \sqrt{7} }$$

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