解方程(x-1)²=1 x²-6x-1=-10
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解方程(x-1)²=1 x²-6x-1=-10
解方程(x-1)²=1 x²-6x-1=-10
解方程(x-1)²=1 x²-6x-1=-10
(x-1)²=1
x-1=±1
x1=2;x2=0
x²-6x-1=-10
x²-6x+9=0
(x-3)²=0
x1=x2=3
麻烦把方程再写一遍
1、(x-1)²=1
x-1=±1
x=2或x=0
2、x²-6x-1=-10
x²-6x+9=0
(x-3)²=0
x-3=0
x=3
由(x-1)²=1 得x-1=-1 或1 则x=0或2
x²-6x-1=-10 x²-6x+9=0 (x-3)²=0 x=3