3x(x-1)-x+1=0 плииз помогитее
3x^2-3x-x+1=0
3x^2-4x+1=0
D=(-4)^2-4*3*1=16-12=4
X1= (4-2)/2*3=1/3
X2=(4+2)/2*3=1
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3x^2-3x-x+1=0
3x^2-4x+1=0
D=(-4)^2-4*3*1=16-12=4
X1= (4-2)/2*3=1/3
X2=(4+2)/2*3=1