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Math Help - Derivative of abs(x) at x=0

  1. #1
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    Exclamation Derivative of abs(x) at x=0

    Can somebody explain why does the derivative of abs(x) at x=0 not exist?

    Thanks
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  2. #2
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    Re: Derivative of abs(x) at x=0

    Hey mcleja.

    Hint: Look at the derivative from the right hand side and the left hand sides and show that they aren't equal.
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  3. #3
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    Re: Derivative of abs(x) at x=0

    Ahhhh ok, thanks chiro.
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