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What is ^?

  1. Feb 28, 2008 #1
    I cant understand ^.... what is that?:confused:
  2. jcsd
  3. Feb 28, 2008 #2

    Doc Al

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    Staff: Mentor

    X^a means X raised to the power a. 4^2 = 16.
  4. Feb 28, 2008 #3
    hehe... thanks^^
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