Question

${a + b}^{2}$
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Answer 1

$\leqslant hey \: mate \geqslant$

(A+B)²= (A)² + (B)² + 2AB

also be written as (A-B)² + 4ab

Answer 2

(A+B)²= (A)² + (B)² + 2AB

Hope it helps