Răspuns:
[tex](( - 3)^{2} \times ( - 3) ^{10} \div ( - 3) ^{9} ) ^{3} \div ( - 3) ^{7} [/tex]
[tex](( - 3) ^{3} )^{3} \div ( - 3 ^{7}) [/tex]
[tex] - \frac{(( - 3) ^{3} ) ^{3} }{ {3}^{7} } [/tex]
[tex] - \frac{(27) ^{3} }{ {3}^{7} } [/tex]
[tex] - \frac{ - 19683}{ {3}^{7} } = > \frac{16683}{ {3}^{7} } [/tex]
[tex] \frac{ {3}^{9} }{ {3}^{7} } [/tex]
[tex] {3}^{2} = 9[/tex]
COROANA???
