3 + 3 = ?, 3/3, 3+3 =?, 3 = 3, 3 + 3, 3 – 3, 3 × 3, (х + 3)(х - 3), 3⁴ : 3² =, 3 + 3=, 3+3, 3+3=, 3 + 3 = …, = ……… : [3 . 3 . (………..)], 3 × 3 = …, … : 3 = 3