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I need help with this problem

I need help with this problem-example-1
User Leo Liu
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\bf \begin{cases} (n^4)^p=n^(12)\to &n^(4\cdot p)=n^(12)\to 4p=12 \\ &\qquad \uparrow \\ &\textit{same bases, thus}\\ &\qquad \downarrow \\ n^3\cdot n^q=n^6\to &n^(3+q)=n^6\to 3+q=6 \end{cases} \\\\\\ thus\implies \begin{cases} 4p=12\implies p=(12)/(4) \\\\ 3+q=6\implies q=6-3 \end{cases} \\\\ \\\\ then\implies p\cdot q=\boxed{?}
User James Lucas
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