a²-6ab+9+|2a-b|=0,求b分之a
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a²-6ab+9+|2a-b|=0,求b分之a
a²-6ab+9+|2a-b|=0,求b分之a
a²-6ab+9+|2a-b|=0,求b分之a
∵a²-6ab+9+|2a-b|=0
∴(a-3)²+|2a-b|=0
∴a-3=0 2a-b=0
∴a=3 b=6
∴a/b=3/6=1/2