Problem	Video
Write $x^{-3}$ as $x$ raised to a postive power.	Watch
Write $\dfrac{1}{x^{-9}}$ as $x$ raised to a postive power.	Watch
Rewrite $\dfrac{x^{-3} y^2 z^{-2}}{j^{-1} o^{-5} e^3}$ such that no base is raised to a negative power.	Watch
Rewrite $\dfrac{(x^3z)^2 y^{-2}z^4}{y(x+1)}$ so that each unique base is raised to a single POSITIVE power.	Watch
Rewrite $\dfrac{x^5 (y^{-3} z^3)^{-4} (z+1)^5}{(z+1)^{-2} x^7 z^9}$ so that each unique base is raised to a single POSITIVE power.	Watch