Question

Номер 5 срочно дам 10 баллов

Answer 1

20 и 1
3
............

Answer 2

$\frac{1}{3} \times ( - {3})^{2} + 3 \times {( - 2)}^{3} = \frac{1}{3} \times 9 + 3 \times ( - 8) = 3 - 24 = - 21$