You can
put this solution on YOUR website!^{-3})
Start with the given expression.
^{3})
Flip the base to make the exponent positive.
^3})
Distribute the exponent.
^3})
Cube 1 to get 1.
^1x^3y^5\right)^3})
Rewrite

as
^1)
.

Multiply the outer exponent by each of the inner exponents.

Multiply the exponents.

Cube 10 to get 1000
So
^{-3}=\frac{1}{1000x^{9}y^{15}})
where every variable is nonzero.
If you need more help, email me at
jim_thompson5910@hotmail.com
Also, feel free to check out my tutoring
website.
Jim