Ответ:
Объяснение:
2x²+x-3x³=2x²+x-2x³-x³= 2x²(1-x)+x(1-x²)= 2x²(1-x)+x(1-x)(1+x)= (1-x)(2x²+x(1+x))= (1-x)(2x²+x+x²)= (1-x)(3x²+x)= x(1-x)(3x+1)
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Ответ:
Объяснение:
2x²+x-3x³=2x²+x-2x³-x³= 2x²(1-x)+x(1-x²)= 2x²(1-x)+x(1-x)(1+x)= (1-x)(2x²+x(1+x))= (1-x)(2x²+x+x²)= (1-x)(3x²+x)= x(1-x)(3x+1)