-х^2+х-3х+3<0
-х•(х-1)-3(х-1)<0
-(х-1)•(3+х)<0
(х-1)•(х+3)>0
х€{1; +♾️}x€{-♾️; -3}
Х€{-♾️; -3} U {1; +♾️}
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-х^2+х-3х+3<0
-х•(х-1)-3(х-1)<0
-(х-1)•(3+х)<0
(х-1)•(х+3)>0
х€{1; +♾️}
x€{-♾️; -3}
Х€{-♾️; -3} U {1; +♾️}