SOLUTION: I'm a tutor, but I have a question which I can't answer myself, other tutors please help. How do you solve {{{x^x = a}}} ? For example {{{x^x = 256}}} which is {{{x log 256 = x}

Question 113537: I'm a tutor, but I have a question which I can't answer myself, other tutors please help.
How do you solve ?
For example
which is We all know that 4 satisfies the equation, but how do you actually solve this kind of problems? Is there only one possible solution?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
One way to solve it:
Graph y=x^x
Graph y=a
Let the graphing calculator find the intersection
of the line and the curve.
===================
Cheers,
Stan H.
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