Question

Please factorise it..

Answer 1

m^2+11mn+18n^2
m^2+(9 mn+2mn)+18n^2
(m^2+9mn)+(2mn+18n^2)
m(m+9n)+(2n(m+9n)
(m+2n)(m+9n)
hopes this help
plzzz marks as brainlist

Answer 2

${m}^{2} + 11mn + 18 {n}^{2} \\ {m}^{2} + 2mn + 9mn + 18 {n}^{2} \\ m(m + 2n) + 9n(m + 2n) \\ (m + 2n)(m + 2n)$