Respuesta :

VirαtKσhli

Given :

  • 6/√5+2
  • 1/8+5√2

To find :-

  • The denominator in rationalized form .

Solution :-

Using Identity :-

  • a² - b² = (a+b)(a-b)

Solution 1:-

  • 6/√5+2
  • 6(√5-2)/(√5+2)(√5-2)
  • 6(√5-2)/√5²-2²
  • 6(√5-2)/5-4
  • 6√5 - 12

Solution 2:-

  • 1/8+5√2
  • 1(8-5√2)/(8+5√2)(8-5√2)
  • 8-5√2/8²-(5√2)²
  • 8-5√2/64-50
  • 8-5√2/14

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