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Question: Answered & Verified by Expert
Let $f: R \rightarrow R$ be defined by $f(x)=\frac{x}{\sqrt{1+x^2}}$. Then $(f$ o $f$ o $f)$ $(\mathrm{x})=$
MathematicsRelations and Functions (Class 11)
Solution:
2998 Upvotes Verified Answer
$\quad($ foff $)(x)=\frac{x}{\sqrt{3 x^2+1}}$

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