Question

$\frac{9xy}{5ab} \times \frac{3ab}{4yz} \times \frac{4bz}{3axy} =$
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Answer 1

Ответ:

$\frac{9xy}{5ab} \times \frac{3ab}{4yz} \times \frac{4bz}{3axy} = \frac{9b}{5ay}$