Factor
8mn^{2}\left(m^{2}n^{2}+4\right)
Evaluate
8mn^{2}\left(\left(mn\right)^{2}+4\right)
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8\left(m^{3}n^{4}+4mn^{2}\right)
Factor out 8.
mn^{2}\left(m^{2}n^{2}+4\right)
Consider m^{3}n^{4}+4mn^{2}. Factor out mn^{2}.
8mn^{2}\left(m^{2}n^{2}+4\right)
Rewrite the complete factored expression.
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