$\"\"$

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The expression is $\"\"$ .

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Quotient property of square roots $\"\"$ .

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$\"\"$

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$\"\"$ (L.C.M of $\"\"$ is $\"\"$ )

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$\"\"$ (Product property of square roots: $\"\"$ )

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$\"\"$ (Substitute: $\"\"$ )

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$\"\"$ (Multiply)

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$\"\"$ (Subtract: $\"\"$ )

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$\"\"$ (Add: $\"\"$ )

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$\"\"$ (Simplify)

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$\"\"$ (Rationalised by $\"\"$ )

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$\"\"$ (Product property of square roots: $\"\"$ )

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$\"\"$ .

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Therefore, the simplified expression is $\"\"$ . $\"\"$

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$\"\"$ .