who invented the formule (a-b)2 = a2 - 2ab + b2 ? Share with your friends Share 1 Manzil answered this Pythagorous is the person who inventad it. Give thumbs up. 3 View Full Answer Sanghamitra Konar answered this Pythagorous is the person who invented this formula. 2 Arnab Jha answered this pythagorous 3 Abhijit Sethy answered this Pythagoras 0