Question

factorise the following

1.
${m}{3} - 2 {m}^{2}n + 3m {n}^{2} - 6 {n}^{3}$
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Answer 1

$(m3 - 2 {m}^{2} n) + (3m {n}^{2} - 6 {n}^{3} )$

$(2mn) + (3mn)$

$5 {m}^{2} {n}^{2}$