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प्रश्न
Evaluate the following integrals:
`int x/(x + 2).dx`
उत्तर
`int x/(x + 2).dx`
= `int((x + 2) - 2)/(x + 2).dx`
= `int ((x + 2)/(x + 2) - 2/(x + 2)).dx`
= `int 1 dx - 2 int 1/(x + 2).dx`
= x – 2 log |x + 2| + c.
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