(See Solution) Simplify using only positive exponents 4w^2w^-2• 2z^7z^-5u^2•
Question: Simplify using only positive exponents
\[4w{}^{2}{{w}^{-2}}\cdot 2{{z}^{7}}{{z}^{-5}}{{u}^{2}}\cdot 9{{u}^{-7}}\]
Deliverable: Word Document 
[See] Simplify the following expression
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