若5x-4/(x-1)(2x-1)=A/x-1-B/2x-1,试求A,B的值

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若5x-4/(x-1)(2x-1)=A/x-1-B/2x-1,试求A,B的值

若5x-4/(x-1)(2x-1)=A/x-1-B/2x-1,试求A,B的值
若5x-4/(x-1)(2x-1)=A/x-1-B/2x-1,试求A,B的值

若5x-4/(x-1)(2x-1)=A/x-1-B/2x-1,试求A,B的值
5x-4/(x+1)(2x-1)=A/x-1-B/2x-1
5x-4/(x+1)(2x-1)=[A(2x-1)-B(x-1)]/(x+10(2x—1)5x-4=A(2x-1)-B(x-1)5x-4=(2A-B)x-A+B2A-B=5 -A+B=-4A=1,B=-3