3x∧2-6x+3=0

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3x∧2-6x+3=03x∧2-6x+3=03x∧2-6x+3=0答:3x^2-6x+3=03(x^2-2x+1)=03(x-1)^2=0x-1=0x=13(x^2-2x+1)=03(x-1)^2=0

3x∧2-6x+3=0
3x∧2-6x+3=0

3x∧2-6x+3=0
答:
3x^2-6x+3=0
3(x^2-2x+1)=0
3(x-1)^2=0
x-1=0
x=1

3(x^2-2x+1)=0
3(x-1)^2=0
所以x-1=0
x=1