$\"\"$

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The expression is $\"\"$ .

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

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First find the value of $\"\"$ .

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The radical $\"\"$ indicates positive square roots of 2.

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$\"\"$ (Factorize: $\"\"$ )

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$\"\"$ (Recall: $\"\"$ ) $\"\"$

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First find the value of $\"\"$ .

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The radical $\"\"$ indicates positive square roots of 3.

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$\"\"$ (Factorize: $\"\"$ )

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$\"\"$ (Recall: $\"\"$ ) $\"\"$

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Rewrite the expression

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$\"\"$

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$\"\"$ (Multiply: $\"\"$ ) $\"\"$

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The value of the expression is $\"\"$ .