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-   -   Algbraic proofs (https://www.askmehelpdesk.com/showthread.php?t=391485)

  • Aug 28, 2009, 06:54 PM
    venicemath
    Algbraic proofs
    I have absolutely no idea on how I go about doing algebraic proofs. Geometric proofs make sense but the algebra ones are like greek. How should I think about doing a albraic proof. For example, prove that x multiplied by -1 = -x:confused::confused::confused:
  • Aug 29, 2009, 05:18 AM
    galactus
    Here's a thought.

    A ring with identity is a ring R that contains an element and satisfies the

    axiom

    This is called a multiplicative identity.

    Therefore,

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