Question 1131449
<pre>
I think this is the easiest way to understand it:

{{{matrix(2,13,"","","","","","","","","","","","","",

125^(-4/3), ""="", (5^3)^(-4/3), ""="", 5^(3*expr(-4/3)),""="", 5^(cross(3)*expr(-4/cross(3))),""="",5^(-4),""="",1^""/5^4,""="",1/625)}}}

Edwin</pre>