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Question
Choose the correct alternative:
If f(x) = `x/(x + 1)`, then its differential is given by
Options
`- x/(x + 1)^2 "d"x`
`x/(x + 1)^2 "d"x`
`x/(x + 1) "d"x`
`- x/(x + 1) "d"x`
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Solution
`x/(x + 1)^2 "d"x`
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