यदि a = √7 + 2 √12 तथा b = √7- 2 √12 हो तो (a³ + b³ ) = ? - - Yadi A = √7 + 2 √12 Tatha B = √7 - 2 √12 Ho To (a& # 179 + b& # 179) = ? Maths in hindi, surds & indices 44 question answers in hindi pdf 48 questions in hindi, Know About 40 Maths online test Maths notes in hindi quiz book 52