Question

помогите пж 3/4а*(-8/9*в)*(-27/8)

Answer 1

3/4а×(-8/9б)×(-27/8)= -2/3аб× -27/8= 2цел 1/4аб

Answer 2

$\frac{3}{4} a \times ( - \frac{ 8}{9} b) \times ( - \frac{27}{8} ) = \frac{3 \times ( - 8) \times ( - 27)}{4 \times 9 \times 8} ab = \frac{3 \times 8 \times 27}{4 \times 9 \times 8} = \frac{3 \times 3}{4} ab = 2 \frac{1}{4}ab$