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Mathemagic | 20 Nov, 2009

Discussion in '$1 Daily Competition' started by shabbir, Nov 20, 2009.

  1. shabbir

    shabbir Administrator Staff Member

    You have a custom operation ^ and the following equation x ^ y = 2x + y,

    Now what is the value of a in 2 ^ a = a ^ 3

    BTW I also don't know the answer and is a question of some paper.
  2. pankaj.sea

    pankaj.sea New Member

    a=1 :thinking:
  3. shabbir

    shabbir Administrator Staff Member

    Would you explain the answer
  4. sameer_havakajoka

    sameer_havakajoka New Member

    x^y = 2x +y

    2^a = a^3


    2^a = 2(2)+a
    2^a = 4+a


    a^3 = 2(a)+3


    4+a = 2a+3


  5. pankaj.sea

    pankaj.sea New Member

    Yes! This is same or the correct the explanation of my answer!

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