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Questions  

If y = x nx then dydx will be

a
ℓn⁡x+x
b
1 + ℓn x
c
ℓnx
d
1

detailed solution

Correct option is B

y=xln⁡x=Xddxℓnx+ln⁡xddx(x)=x1x+ln⁡x=1+ℓnx

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