解方程x-4/x2+x-2=1/(x-1)+(x-6)/(x2-4)
解方程x-4/x2+x-2=1/(x-1)+(x-6)/(x2-4)
数学人气:497 ℃时间:2020-04-13 23:13:28
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(x-4)/(x²+x-2)=1/(x-1)+(x-6)/(x²-4)(x-4)/(x-1)(x+2)=1/(x-1)+(x-6)/(x-2)(x+2)(x-4)(x-2)=(x-2)(x+2)+(x-6)(x-1)x²-6x+8=x²-4+x²-7x+6x²-6x+8-2x²+7x-2=0x²+x+6=0△...
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