已知IX-2I<1,化简根号x^2-6X+9+1-X分之I1-xI I

IX-2I<1,则-1<x-2<1

则1<x<3

根号x^2-6X+9+1-X分之I1-xI I

=根号(x-3)?+1-x分之(x-1)

=3-x+(-1)

=3-x-1

=2-x</x<3

</x-2<1