If f(x)= \frac{x+1}{x+2}=\text{then}f[f( \frac{1}{x})]=

CA CPT Dec 2017 Question Paper Quantitative Aptitude for online practice

Question : 17 of 50

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f(x)=\;\;{x+1}/{x+2}=\;\text"then"\;f[f(\;\;{1}/{x})]=

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