If `x=e^(x/y)`, then `dy/dx = `

If x^(y)=e^(x-y) , then dy//dx is equal to which one of the following ?

If x^(y)=e^(x-y), then (dy)/(dx) is (1+x)/(1+log x)(b)(1-log x)/(1+log x)(c) not defined (d) (log x)/((1+log x)^(2))

If x^(y)=e^(x-3) then dy/dx is equal to which one of the following ?

If x^(y)=e^(x-y); then (dy)/(dx) is

If x^y = e^(x-y) " then " dy/dx ?

If xgt0" and "x=e^(x+y)," then: "(dy)/(dx)=

If x^(y)=e^(x-y) , then (dy)/(dx) is equal to