Question

(-9/10) × 5/6 × (-2/3)​

Answer 1

Пошаговое объяснение:

$\[\begin{gathered}\left({-\frac{9}{{10}}}\right)*\frac{5}{6}*\left({-\frac{2}{3}}\right)=\boxed{\frac{1}{2}}\hfill\\1)\left({-\frac{9}{{10}}}\right)*\frac{5}{6}=-\frac{{9*5}}{{10*6}}=-\frac{3}{4}\hfill\\2)-\frac{3}{4}*\left({-\frac{2}{3}}\right)=\frac{1}{2}\hfill\\\end{gathered}\]$