9(x-1)²=4怎么算

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9(x-1)²=4怎么算9(x-1)²=4怎么算9(x-1)²=4怎么算9(x-1)²=4(x-1)^2=4/9x-1=2/3或x-1=-2/3x=5/3或x=

9(x-1)²=4怎么算
9(x-1)²=4怎么算

9(x-1)²=4怎么算
9(x-1)²=4
(x-1)^2=4/9
x-1=2/3或x-1=-2/3
x=5/3或x=1/3