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The solution of the equation (dy)/(dx)=(...

The solution of the equation `(dy)/(dx)=(x+y)/(x-y)`, is

A

`tan^(-1) (y/x)=log sqrt(x^2+y^2)+c`

B

`tan^(-1) (y/x)=log sqrt(x^2-y^2)+c`

C

`sin^(-1) (y/x)=log sqrt(x^2+y^2)+c`

D

`cos^(-1) (y/x)=log sqrt(x^2-y^2)+c`

Text Solution

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The correct Answer is:
A
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TARGET PUBLICATION-DIFFERENTIAL EQUATIONS -COMPETITIVE THINKING
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