Question

(x-3) (x+1)<(x+1) (2x-4)

Answer 1

$x^{2} +x-3x-3<2 x^{2} -4x+2x-4; [tex] x^{2} -2x-3-2 x^{2} +2x+4<0 ; - x^{2} +1<0; - x^{2} >-1; x^{2} >1$[/tex]
x= +-1