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If y=x^(logx)+(logx)^x then find (dy)/(d...

If `y=x^(logx)+(logx)^x` then find `(dy)/(dx)`

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RD SHARMA ENGLISH-DIFFERENTIATION-All Questions
  1. If y=(tanx)^(logx)+cos^2(pi/4) , find (dy)/(dx)

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  2. If y=x^x+x^(1//x) , find (dy)/(dx)

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  3. If y=x^(logx)+(logx)^x then find (dy)/(dx)

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  4. If x^(13)y^7=(x+y)^(20) , prove that (dy)/(dx)=y/x

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  5. If x^(16)y^9=(x^2+y)^(17) , prove that x(dy)/(dx)=2y

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  6. If y=sin(x^x) , prove that (dy)/(dx)=cos(x^x) .x^x(1+logx)

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  7. If x^x+y^x=1 , prove that (dy)/(dx)=-{(x^x(1+logx)+y^x. logy)/(x . y^(...

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  8. If x^y. y^x=1 , prove that (dy)/(dx)=-(y(y+xlogy))/(x(ylogx+x))

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  9. If y^x+x^y=(x+y)^(x+y) find dy/dx

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  10. If x^m\ y^n=1 , prove that (dy)/(dx)=-(m y)/(n x)

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  11. If y^x=e^(y-x) , prove that (dy)/(dx)=((1+logy)^2)/(logy)

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  12. If (sinx)^y=(cosy)^x , prove that (dy)/(dx)=(logcosy-ycotx)/(logsinx+x...

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  13. If (cosx)^y=(tany)^x , prove that (dy)/(dx)=(logtany+ytanx)/(logcosx-x...

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  14. If e^x+e^y=e^(x+y) , prove that (dy)/(dx)+e^(y-x)=0

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  15. If e^y=y^x , prove that (dy)/(dx)=((logy)^2)/(logy-1)

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  16. If e^(x+y)-x=0 , prove that (dy)/(dx)=(1-x)/x

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  17. If y=xsin(a+y) , prove that (dy)/(dx)=(s in^2(a+y))/(sin(a+y)-y cos\ (...

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  18. If xsin(a+y)+sinacos(a+y)=0 , prove that (dy)/(dx)=(s in^2(a+y))/(sina...

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  19. If (sinx)^y=x+y , prove that (dy)/(dx)=(1-(x+y)ycotx)/((x+y)logsinx-1)

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  20. If (x-y) \ e^(x/(x-y))=a , prove that y(dy)/(dx)+x=2y .

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