Ответ:
[tex] \frac{1}{6} [/tex]
Пошаговое объяснение:
[tex] - \frac{7}{8} \times ( - \frac{4}{21} ) = \frac{7}{8} \times \frac{4}{21} = \frac{1}{2} \times \frac{1}{3} = \frac{1 \times 1}{2 \times 3} = \frac{1}{6} [/tex]
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Ответ:
[tex] \frac{1}{6} [/tex]
Пошаговое объяснение:
[tex] - \frac{7}{8} \times ( - \frac{4}{21} ) = \frac{7}{8} \times \frac{4}{21} = \frac{1}{2} \times \frac{1}{3} = \frac{1 \times 1}{2 \times 3} = \frac{1}{6} [/tex]