Question

a^2 + 4b^2 - 4ab - 4c^2
Pls give the answer with the steps

Answer 1

Answer:

Answer

Given,

a2 +4b2-4ab-4c2 = (a)2+ (2b)2 – 2×a×2b-4c2

= (a-2b)2 – (2c)2

= (a-2b-2c)(a-2b+2c)