Ответ:
4m2(2-m)=8m²-4m³
-6x2(x2+5x)=-6x⁴-30x³
6x(y-2x)+5y(x-y)=6xy-12x²+5xy-5y²=11xy+12x²-5y²
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Ответ:
4m2(2-m)=8m²-4m³
-6x2(x2+5x)=-6x⁴-30x³
6x(y-2x)+5y(x-y)=6xy-12x²+5xy-5y²=11xy+12x²-5y²