Respuesta :

(M-2)(m+11) is the factorization
m^2+ 9m-22
Break the expression into groups
=(m^2-2m)+(11m-22)
Factor out m from m^2-2m  : m(m-2)
Factor out 11 from 11m-22:11(m-2)
=m(m-2)+11(m-2)
Factor out common term:(m-2)
=(m-2)(m+11)