(х⁷у⁴)³÷(х¹⁰у⁵)² = (х²¹у¹²)÷(х²⁰у¹⁰) = х¹у² = ху² = -3×(⅔)² = -3×(4/9) = -(4/3) = -1 ⅓
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(х⁷у⁴)³÷(х¹⁰у⁵)² = (х²¹у¹²)÷(х²⁰у¹⁰) = х¹у² = ху² = -3×(⅔)² = -3×(4/9) = -(4/3) = -1 ⅓