Question

(2a + b-c)^2- (2a-b+c)^2​

Answer 1

Answer:

(2a+b+c)^2+(2a-b-c)^2.

(2a)^2+(b)^2+(c)^2+2 (2a)(b)+2 (b)(c)+2 (c)(2a)+(2a)^2+(-b)^2+(-c)^2+2 (2a)(-b)+2 (-b)(-c)+2 (-c)(2a).

4a^2+b^2+c^2+4ab+2bc+4ca+4a^2+b^2+c^2-4ab+2bc-4ca.

8a^2+2b^2+2c^2+4bc.

Step-by-step explanation:

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