Question

Factorize : ac + bc + ad + bd​

Answer 1

안 녕 (Hi) unnie. <3

ac+bc+ad+bd

= (ac-bc) + (ad-bd)

= c(a-b) + d(a-b)

=(a-b)(c-d)

Therefore, the product of (a+b) and (c-d) will be added and after then, the product of adding will be the answer.

Hopefully, it helps you. (^_-)

사랑 하요 (Love You)

Purple Yep unnie