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CA Foundation doubt

After simplifying we get: X=4+2√15 Y=4-2√15 Now what is value of 1/x^2+1/y^2??

Image attached to the doubt: After simplifying we get: X=4+2√15 Y=4-2√15 Now what is value of 1/x^2+1/y^2??

Asked by Azra19 May 2024436 views

4 answers

  1. Md · 19 May 2024

    62

  2. Deepanshu · 19 May 2024

    Sorry I misstake The Right answer is 62

  3. Anas · 19 May 2024

    B) 61

  4. Deepanshu · 19 May 2024

    The value of 1/x^2+1/y^2 = 9/2

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