Ответ:
- \(9^{2/5}\cdot27^{2/5}=(9\cdot27)^{2/5}=243^{2/5}=(3^5)^{2/5}=9\).
- \(7^{2/3}\cdot49^{2/3}=(7\cdot49)^{2/3}=343^{2/3}=(7^3)^{2/3}=49\).
- \(144^{2/4}:9^{2/4}=(144:9)^{1/2}=\sqrt{16}=4\).
- \(150^{3/2}:6^{3/2}=(150:6)^{3/2}=25^{3/2}=125\).
Ответ: 1) 9; 2) 49; 3) 4; 4) 125.
