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29 April, 20:56

What are the solutions to the equation x^2 = 169?

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  1. 29 April, 21:02
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    Id x2 = 169, then x = ±√169 = {-13, + 13} I think this is how.
  2. 29 April, 21:02
    0
    x^2 = 169

    so x = sqrt (169) = 13

    x = 13
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