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If y^(1//m) = [ x + sqrt(1 + x^(2)) ] ,...

If ` y^(1//m) = [ x + sqrt(1 + x^(2)) ]` , then `(1 + x^(2)) y_(2) + xy_(1)` is equal to

A

`m^(2) `

B

`my^(2)`

C

`m^(2)y^(2)`

D

None of these

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The correct Answer is:
A
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