Question

alguém sabe essa conta?(4 m +3 n³ )²

Answer 1

${(4m + 3 {n}^{3} )}^{2} = 16 {m}^{2} + 2 \times 4 m \times 3 {n}^{3} + 9 {n}^{6} = \\ = 16 {m}^{2} + 24 {n}^{3} + 9 {n}^{6}$

Answer 2

$16m^{2}+24n^{3}m+9n^{5$