Resposta:

8^10

[tex]8.8 {}^{3}.8 {}^{6} \\ 8 \times 8 {}^{3} \times 8 {}^{6} \\ 8 {}^{1} \times 8 {}^{3} \times 8 {}^{6} \\ 8 {}^{1 + 3 + 6} \\ 1 + 3 + 6 \\ 4 + 6 \\ 10 \\ 8 {}^{1 + 3 + 6} \\ 8 {}^{10} \\ resposta \\ 8 {}^{10} [/tex]