Răspuns :
[tex]\it \sqrt{3^4\cdot5^6}=\sqrt{(3^2)^2\cdot(5^3)^2}=3^2\cdot 5^3=9\cdot125=1125\\ \\ \sqrt{3^{14}\cdot7^4\cdot17^8}=\sqrt{(3^7)^2\cdot(7^2)^2\cdot(17^4)^2}=3^7\cdot7^2\cdot17^4[/tex]
[tex]\it \sqrt{3^4\cdot5^6}=\sqrt{(3^2)^2\cdot(5^3)^2}=3^2\cdot 5^3=9\cdot125=1125\\ \\ \sqrt{3^{14}\cdot7^4\cdot17^8}=\sqrt{(3^7)^2\cdot(7^2)^2\cdot(17^4)^2}=3^7\cdot7^2\cdot17^4[/tex]