Question

Simplify ( p + 2q + r)² + ( p - 2q + r )² *​

Answer 1

Answer:

Step-by-step explanation:

(p + 2q + r)² + ( p - 2q + r )²

Using a²− b² = (a+b)(a−b)

Answer 2

Answer:

See the attached pics.

Step-by-step explanation:

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