𝒙𝒚 का मान क्या होगा अगर 𝒙𝟐+𝒚𝟐=𝟒𝟓 & 𝒙−𝒚=𝟓

  • 1

    10

  • 2

    15

  • 3

    20

  • 4

    25

Answer:- 1

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