C-03-Q012mediumsingle_mcqAdding 2ab2ab2ab to a2+b2a^2 + b^2a2+b2 gives—a(a−b)2(a-b)^2(a−b)2b(a+b)2(a+b)^2(a+b)ব্যাখ্যাSince a2+2ab+b2=(a+b)2a^2 + 2ab + b^2 = (a+b)^2a2+2ab+b2=(a+b, adding to completes the perfect square .