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(x dy)/(x^2+y^2)=(y/(x^2+y^2)-1)dx...

`(x dy)/(x^2+y^2)=(y/(x^2+y^2)-1)dx`

A

`y=x cot(c-x)`

B

`cos^(-1)y//c=-x+c`

C

`y=x tan (c-x)`

D

`y^(2)//x^(2)=x tan (c-x)`

Text Solution

Verified by Experts

The correct Answer is:
C
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FIITJEE-TIPS-OBJECTIVE
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  12. int dx/sqrt(x+xsqrtx) equals

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  13. If g be a differentiable function stisfying intg(x)dx=g(x)+c, then lim...

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