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Find the interval(s) in which the follow...

Find the interval(s) in which the following functions are
(i) increasing
(ii) decreasing
`f(x) = log (1 + x) - (x)/(1 + x), x ne - 1`

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Verified by Experts

The correct Answer is:
Increasing in `[0, oo)` and decreasing in `(-oo, -1) uu (-1, 0)`.
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