Question

срочно помогите ....​

Answer 1

Ответ:

$( - 6) ^{8} \times ( - 15) ^{9} < 0 \\ ( - 11) ^{7} \times ( - 19) ^{3} > 0 \\ ({ - 4)}^{15} \times {( - 5)}^{16} \times {( - 9)}^{21} > 0 \\ {( - 2)}^{18} \times {( - 7)}^{13} \times {( - 8)}^{20} < 0$