[tex]2110_{3} = 3^{3} + 3^{2} + 3^{1} = 27 + 9 + 3 = 39[/tex]
[tex]543_{7} = 7^{2} + 4 \cdot 7^{1} + 3 \cdot 7^{0} = 49 + 28 + 3 = 80[/tex]
[tex]1101_{2} = 2^{3} + 2^{0} = 8 + 1 = 9[/tex]
[tex]2110_{3} = 3^{3} + 3^{2} + 3^{1} = 27 + 9 + 3 = 39[/tex]
[tex]543_{7} = 7^{2} + 4 \cdot 7^{1} + 3 \cdot 7^{0} = 49 + 28 + 3 = 80[/tex]
[tex]1101_{2} = 2^{3} + 2^{0} = 8 + 1 = 9[/tex]