3х²-11х+6=0
D=-11²-4•3•6=121-72=49
x1=11-√49/3•2=11-7/6=4/6=2/3
x2=11+√49/3•2=11+7/6=18/6=3/1=3
3x²-11x+6=3(x+2/3)(x+3)
3х²-11х+6=0
D=-11²-4•3•6=121-72=49
x1=11-√49/3•2=11-7/6=4/6=2/3
x2=11+√49/3•2=11+7/6=18/6=3/1=3
3x²-11x+6=3(x+2/3)(x+3)