выполните действия
[tex] \frac{5x {}^{2} }{4y {}^{3} } \times \frac{y {}^{2} }{10x} \div \frac{xy}{8}[/tex]
[tex] \frac{5x {}^{2} }{4y {}^{3} } \times \frac{y {}^{2} }{10x} \div \frac{xy}{8}[/tex]
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Answers & Comments
Пошаговое объяснение:
5x²/4y³ × y²/10x ÷ xy/8 = 1/y
1) 5x² × y²/4y³ × 10x = xy/4y × 2 (то есть 8y)
2) xy × 8/8y × xy = 1/y
извините за кривой почерк