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МатематикаВопрос:
42. ($$\frac{1}{5}$$mn)³.
Ответ:
42. ($$\frac{1}{5}$$mn)³ = ($$\frac{1}{5}$$)³ ⋅ m³ ⋅ n³ = $$\frac{1}{125}$$m³n³
Ответ: $$\frac{1}{125}$$m³n³
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