Prove that: 11+xb−a+xc−a+11+xa−b+xc−b+11+xb−c+aa−c=1 – InterviewSolution

1.	Prove that: 11+xb−a+xc−a+11+xa−b+xc−b+11+xb−c+aa−c=1
Answer» Prove that: $\frac{1}{1 + x^{b - a} + x^{c - a}} + \frac{1}{1 + x^{a - b} + x^{c - b}} + \frac{1}{1 + x^{b - c} + a^{a - c}} = 1$

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