Question

$(a + b) {}^{2} + (a - b) {}^{2}$
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Answer 1

Answer:

→ $(a + b) {}^{2} + (a - b) {}^{2}$

→ a²+b²+2ab+a²+b²-2ab

→ 2a²+2b²

Answer 2

It is the solution of (a+b) ^2+(a-b)^2