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यदि ` y= e^x+e^(x_+e^(x)+...infty )` तब सिद्ध कीजिये की ` " "(dy)/(dx) =(y)/(1-y) `

Answer» दिए गए फलन को इस प्रकार लिखने पर
` " "y=e^(x+y) " "rArr " "log y= (x+y)`
`rArr " "(1)/(y) (dy)/(dx) =1+9(dy)/(dx) rArr (dy)/(dx)= (y)/(1-y)`


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