When applying this formula:
=(C40-G40)^(-0.25)
I get an invalid function error.
However, when doing:
=(C40-G40)^(2)
or with a negative number:
=(C40-G40)^(-2)
It works fine. It seems like the -0.25 is the issue. Any particular reason why this can't work ? C40-G40 equals to about 500