Question

formula of (a+b)
$2 {?}^{2}$
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Answer 1

Step-by-step explanation:

a2+2ab+b2

hope it help you

Answer 2

$(a+b)³ = a³ + b³ + 3ab(a+b) (a–b)³ = a³ – b³ – 3ab(a–b)$

${2}^{2} = 4$