2 Scrie ca putere: a) 2×2la puterea 5×2la putere 7d) 2la puterea 0 × 2 la puterea 1×.......×2la putera9 g) 2 la puterea 135 : 2 la puterea 100, b) 7la puterea 6×7la puterea 3 ×7; e) (2la puterea5)15, h) 5putera32 : 5putera23 c) 11°. 11. 1111; f) (56)7;​