Question

Expand :  2 (5a - 3b - c)^2​

Answer 1

Answer:

https://www.facebook.com/100057289222862/videos/264188568834115/

Step-by-step explanation:

https://www.facebook.com/100057289222862/videos/264188568834115/

Answer 2

Answer:

100a^2-36b^2-4c^2

Step-by-step explanation:

2(5a-3b-c)^2

(10a-6b-2c)^2

100a^2-36b^2-4c^2ans_