(3a³b)² = 9a^6b^2
0,4a²b³×7a⁴b^5 = 2.8a^6b^8
(1 ½ m^5n^3)³ × (0,5m²n⁴)² = (3/2)^3 m^(53+22) n^(33+42) = (27/8) m^19 n^17 =27/8 m^19 n^17
(3a³b)² = 9a^6b^2
0,4a²b³×7a⁴b^5 = 2.8a^6b^8
(1 ½ m^5n^3)³ × (0,5m²n⁴)² = (3/2)^3 m^(53+22) n^(33+42) = (27/8) m^19 n^17 =27/8 m^19 n^17