3^2*([tex](\sqrt{3})^1/5*3^2*( \sqrt{3})^1/7)) = 3^(2 + 2)*3^(1/2*(1/5 + 1/7)) =\ 3^4*3^(1/2 * 12/35) = 3^4 * 3^(6/35) = 3^(4 + 6/35)
3^2*([tex](\sqrt{3})^1/5*3^2*( \sqrt{3})^1/7)) = 3^(2 + 2)*3^(1/2*(1/5 + 1/7)) =\ 3^4*3^(1/2 * 12/35) = 3^4 * 3^(6/35) = 3^(4 + 6/35)