Question

please solve this quickly ​

Answer 1

Answer:

Step-by-step explanation:

1/√2 + √3

rationalising the denominator we get,

⇒1/√2 + √3 × √2 -√3/√2-√3

⇒√2 - √3/ (√2 + √3)(√2 -√3)

⇒√2 - √3/ (√2)² - (√3)²   (∴identity ⇒ (a-b)(a+b) = a² - b² )

⇒√2 - √3/2 - 3      [∴ (√a)² = a ]

⇒√2 - √3/-1

⇒-(√2 - √3)

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