Answer
$\frac{44m^{10}}{n^6}$
Work Step by Step
Use the product rule and the definition of negative exponents.
$(4m^{16}n^{-3})(11m^{-6}n^{-3})=4\times11\times m^{16+(-6)}\times n^{-3+(-3)}=44m^{10}n^{-6}=\frac{44m^{10}}{n^6}$
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