Completaţi: (a+3)² = a² +.......+..... =
(2x-5)² =......-2.........+5 =
(a+√3)² = a ² +...+...... =
(a+2)(a-2)=...-- 2² =
(x-...)² =...... 6×+9
(x−y) (....+....) = x² - y²
va rogggg urgentttt va rogggggggg ​