solve "abs(x)=2" and question in "print" function



On Tue, Oct 28, 2008 at 6:25 AM, ?? ???? <bear.tw at hotmail.com> wrote:

>  Dear Adam
>          thanks your solution. but this question is a algebraic equation.
> |x|=2
> it solution ! is x=2, -2
>

Sorry, absolute value is not an algebraic function.  See
http://mathworld.wolfram.com/AlgebraicEquation.html

           -s