Posted by Anonymous on Saturday, January 28, 2012 at 7:49pm.
what is the derivative of [x^(y)]=[y^(x)]

college calculus  drwls, Saturday, January 28, 2012 at 11:17pm
That is an equation, not a function.
You would have to differentiate both sides implicitly, treating one variable as a function of the other.
Do you want the derivative with repect to x or y?