7 mũ 2 x 2 49 July 8, 2019 16 32 64 128 7 mũ 2 x 6 49 Cho 7 mũ 2 x 2 49 vậy x 113 x 7 mũ 2 7 mũ 2 x 12 49 2x 7 7 sinf matematika javoblari 21 misol 7 multiplication
