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Автор - gfif2020

найдите значение выражения
4⁻⁹ × 4⁵ / 4⁻⁷
(это дробь)

Ответ

Автор - hisava

= 4 * 4 * 4 * 4 * 4  * ( 4 4 4 4 4 4 4 ) / 4 4 4 4 4 4 4 4 4

сверху 7 + 5 снизу 9 четверок

12 - 9 = 3

т.е. 4 * 4 * 4 = 16 * 4 = 64

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