Odpowiedź:
[tex] {( - 3)}^{7} = {( - 3)}^{6} \times ( - 3) = 729 \times ( - 3) = - 2187[/tex]
[tex] {( - 3)}^{8} = {( - 3)}^{7} \times ( - 3) = - 2187 \times ( - 3) = 6561[/tex]
[tex] {( - 3)}^{9} = {( - 3)}^{8} \times ( - 3) = 6561 \times ( - 3) = - 19683[/tex]