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