若x/(x∧2-x+1)=7,求x+1/x
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若x/(x∧2-x+1)=7,求x+1/x若x/(x∧2-x+1)=7,求x+1/x若x/(x∧2-x+1)=7,求x+1/x分子分母同时除以X1/(x-1+1/x)=71/7=x-1+1/xx+1/
若x/(x∧2-x+1)=7,求x+1/x
若x/(x∧2-x+1)=7,求x+1/x
若x/(x∧2-x+1)=7,求x+1/x
分子分母同时除以X
1/(x-1+1/x)=7
1/7=x-1+1/x
x+1/x=8/7
若x/(x∧2-x+1)=7,求x+1/x
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x/x-2+x-9/x-7=x+1/x-1+x-8/x-6,