Question

If a+b+c=0 , \dfrac{b-c}{a}+\dfrac{c-a}{b}+\dfrac{a-b}{c}=0 , prove \dfrac{bc+b-c}{b^2c^2}+\dfrac{ca+c-a}{c^2a^2}+\dfrac{ab+a-b}{a^2b^2}=0


Steven Zheng Steven Zheng posted 6 months ago


Answer

Steven Zheng Steven Zheng posted the answer 6 months ago

This answer is set private or in draft.

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