Images X1 2 X

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X1 2 x. (2x-1)(3-x)(x+1)<0. X-1<3x+2. -X^2-3x+1=0. X-3/X+1=0.
(2x-1)(3-x)(x+1)<0. X-1<3x+2. -X^2-3x+1=0. X-3/X+1=0.

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