Iasminasimona00134 Iasminasimona00134 07-12-2022 Matematică a fost răspuns II. Dezvoltați folosind formula (a+b)=a² ±2ab+b²: Y.a) (x+3y) b)(xy+2) c)(a +2xy) d) (4a+3y)² e) (12a+4b) f)(2abc+ 3xy)² g)(10x+5y)² h)(x+4)² i)(x-3)² j)(2x-3y) k) (5x-4y) (2a-3xy)² m)(13-2y) n)(11a-4y)² o)(12ab-10xy)² urgentttt acummmmmmm va rogggggg