C-03-Q014mediumsingle_mcqa2+b2=?a^2 + b^2 = ?a2+b2=? (Corollary 2)a(a−b)2+2ab(a-b)^2 + 2ab(a−b)2+2abb(a−b)2−2ab(a-b)^2 - 2ab(a−b)2−2abc(a−b)2(a-b)^2(a−b)2d(a+b)2+2ab(a+b)^2 + 2ab(a+b)2+2abব্যাখ্যাStarting from (a−b)2=a2−2ab+b2(a-b)^2 = a^2 - 2ab + b^2(a−b)2=a2−2ab+b2 and transposing −2ab-2ab−2ab gives a2+b2=(a−b)2+2aba^2 + b^2 = (a-b)^2 + 2aba2+b2=(a−b)2+2ab.