Question

ПОМОГИТЕ УМОЛЯЮ СРОЧНО​

Answer 1

$7)8 \times (- 1 ){}^{3} \times ( - \frac{1}{2}) {}^{2} = 8 \times ( - 1) \times ( \frac{1}{2}) {}^{2} = - 8 \times \frac{1}{4} = - 2$

8)(1/9×a²×b⁷)²