(22x5y-3z4/40x-2y-8z5)3 

We can't figure that out. Is it

?

or is it

?

or is it

?

or is it

?

or is it one of a number of other possibilities?

We have to know where each numerator begins and
ends, where each exponent begins and ends, what
is an exponent and what is a multiplier.  If you
don't know how to use the tools of this forum to
indicate these, then you'll have to explain it by 
telling us in words what every numerator, 
denominator, and exponent consists of and what the
bases of the exponents are.

Edwin