2(x-3)=3x(x-3)求解 x²-4x+2=0
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2(x-3)=3x(x-3)求解 x²-4x+2=0
2(x-3)=3x(x-3)求解 x²-4x+2=0
2(x-3)=3x(x-3)求解 x²-4x+2=0
2(x-3)=3x(x-3)
(3x-2)(x-3)=0
x=2/3或3
x²-4x+2=0
x=[(4±√(-4)^2-4*1*2)]/(2*1)
=2±√3