If \frac{x}{y + z} = a;\frac{y}{x + z} = b;\frac{z}{x + y} = c; then \frac{1}{1 + a} + \frac{1}{1 + b} + \frac{1}{1 + c} is equal to:

CG TET 2016 Math and Science Solved Paper

Question : 94 of 150

Marks: +1, -0

\;{x}/{y\;+\;z} = a;\;{y}/{x\;+\;z} = b;\;{z}/{x\;+\;y} = c

; then

\;{1}/{1\;+\;a} + \;{1}/{1\;+\;b} + \;{1}/{1\;+\;c}

is equal to:

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