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Q:

The value $${7+3\sqrt {5}\over3+\sqrt { 5}}-{7-3\sqrt {5}\over3-\sqrt { 5}}$$ lies between

  • 1
    3 and 3.5
  • 2
    2 and 2.5
  • 3
    1.5 and 2
  • 4
    2.5 and 3
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Answer : 2. "2 and 2.5 "

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