Ответ:
12 ху² - 12x^{4}у³+3x^{7}y^{4} .
Объяснение:
(2-x³y)²(3xy²)= (2 - х³у)²· 3ху² = 3ху²· (2 - х³у)² = 3ху²· (4 - 4х³у + x^{6}у²)=12 ху² - 12x^{4}у³+3x^{7}y^{4} .
Dragon109
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Ответ:
12 ху² - 12x^{4}у³+3x^{7}y^{4} .
Объяснение:
(2-x³y)²(3xy²)= (2 - х³у)²· 3ху² = 3ху²· (2 - х³у)² = 3ху²· (4 - 4х³у + x^{6}у²)=12 ху² - 12x^{4}у³+3x^{7}y^{4} .
Dragon109