3(x-7)²=2(7-x)这题怎么做

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3(x-7)²=2(7-x)这题怎么做3(x-7)²=2(7-x)这题怎么做3(x-7)²=2(7-x)这题怎么做由3(x-7)²=2(7-x)得[3(x-7)

3(x-7)²=2(7-x)这题怎么做
3(x-7)²=2(7-x)这题怎么做

3(x-7)²=2(7-x)这题怎么做
由3(x-7)²=2(7-x)得[3(x-7)+2]*(x-7)=0得x=19/3或x=7