Math, asked by kavitav637, 1 year ago

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

Answers

Answered by 88829

4

Answer:

Step-by-step explanation:

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

=2ac-2bd+2ac+2bd

=4ac

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