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प्रश्न
Choose the correct option from the given alternatives :
If `dx/(sqrt(1 + x) - sqrt(x)) = k/(3)`, then k is equal to
विकल्प
`sqrt(2)(2sqrt(2) - 2)`
`sqrt(2)/(3)(2 - 2sqrt(2))`
`(2sqrt(2) - 2)/(3)`
`4sqrt(2)`
उत्तर
`4sqrt(2)`
APPEARS IN
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