Предмет: Геометрия, автор: nart0912

Преобразуйте в произведение :
1)72а²-27-48а⁴
2)8m³n+24m²n²+18mn³

Ответы

Автор ответа: Nina200

0

вынесем -3 за скобки получим -3( -24а² +9+16а^4)= -3(4a²-3)² 2) вынесем за скобки 2mn получим =2mn(4m²+12mn+9n²)=2mn(2m+3n)²

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