यदि (x:y) = 2:1 है, तो (x2-y2):(x2+y2) है-
If (x:y) = 2:1, then (x2-y2):(x2+y2) is-

  • 1

    3:5

  • 2

    5:3

  • 3

    1:3

  • 4

    3:1

Answer:- 1

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