यदि y =x+x^(2)+ ( x^(3))/(2!)+(x^(4))/(3...

यदि `y =x+x^(2)+ ( x^(3))/(2!)+(x^(4))/(3!)+"........"oo` तो `x (dy)/(dx) = `

A

`xe^(x)`

B

`y (x+1)`

C

`x(y+1)`

D

`y log(1+x)`

Verified by Experts

The correct Answer is:

b

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