Question

решите неравенство(у-2)(у+3)-(у-2)^2<<6y-11

Answer 1

$(y-2)(y+3)-(y-2)^2 textless textless 6y-11 \ y^{2} +3y-2y-6- y^{2} +4y-4 textless 6y-11 \ y-6+4y-4 textless 6y-11 \ -y+1 textless 0 \ y textgreater 1$