Question

(a+b) (c-d) + (a-b) (c + d) +2(ac+bd) simply and find the answer​

Answer 1

Answer:

4ac+2bd

Step-by-step explanation:

a(c-d)+b(c-d)+a(c+d)-b(c+d)+2ac+2bd

ac-ad+bc-bd+ac+ad-bc-bd+2ac+2bd

ac+ac+2ac-ad+ad+bc-bc-bd-bd+2bd

4ac+2bd

hope it is understandable for you