11. Simplify: (a + b)(c- d) + (a - b)(c + d) + 2 (ac + bd)???
Answers
Answered by
0
Answer:
bn,hsnenbdjzjajsn
Step-by-step explanation:
hope he is helpfulhznsnxnzkz
Attachments:

Answered by
1
Answer:
4ac + 2ad + 2bd
Step-by-step explanation:
Above is full explaination..
Attachments:

Similar questions