CG TET 2017 Math and Science Solved Paper

Question : 92 of 150

Marks: +1, -0

\;{1}/{1\;+\;x^{b−a} + x^{c−a}} + \;{1}/{1\;+\;x^{a−b} + x^{c−b}} + \;{1}/{1\;+\;x^{a−c} + x^{b−c}}

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