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प्रश्न
Choose the correct alternative:
Integrating factor of the differential equation `("d"y)/("d"x) = (x + y + 1)/(x + 1)` is
पर्याय
`1/(x + 1)`
x + 1
`1/sqrt(x + 1)`
`sqrt(x + 1)`
उत्तर
`1/(x + 1)`
APPEARS IN
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