Question

factorize \:( m + 2 n ) ^ { 2 } x ^ { 2 } - 22 x ( m + 2 n ) + 72​

Answer 1

Step-by-step explanation:

let m+2n be a

(ax) ^ 2-22ax + 27

= (ax)^ 2-18ax-4(ax-18)

= ax (ax-18) -4(ax-18)

= ( ax - 18 ) (ax-4)