6x-x^2=1/48

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6x-x^2=1/48
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6x-x^2=1/48
6x-x^2=1/48

6x-x^2=1/48
即x^2-6x=-1/48
x^2-6x+9=-1/48+9
(x-3)^2=431/48
x-3=±√1293/12
x=(36-√1293)/12,x=(36+√1293)/12