Question

(-15/3)²:(2/5)³ помогите пожалуста ​

Answer 1

$( - \frac{15}{3} ) {}^{2} \div( \frac{2}{5} ) {}^{3} = ( - 5) {}^{2} \div \frac{8}{5 {}^{3} } = \\ \frac{5 {}^{2} \times 5 {}^{3} }{8} = \frac{3125}{8} = 390 \frac{5}{8} = 390.625$

Answer 2

Ответ:

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