What+happens+if+you+have+a+negative+exponent+in+the+denominator?Set+3

simplify:

x^5y^-3/x^-1z^-2

answer-- x^6z^2/c^3

Simplify:

X^-10W^-5Z^3/X^5Z^-5W^-2 and X^-12W^3Z^-2/X^5Z^2W^-1

z^8/x^15w^3 w^4/x^17z^4