Представьте в виде многочлена выражение:
7m(m3 – 8m2 +9);
(x - 2)(2x+3);
(3m – 4n)(5m + 8n);
(y+3)(y2 + y – 6);
7m(m3 – 8m2 +9);
(x - 2)(2x+3);
(3m – 4n)(5m + 8n);
(y+3)(y2 + y – 6);
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Verified answer
7m(m³ – 8m² +9)=7m⁴-56m³+63m;
(x - 2)(2x+3)=2x²-4x+3x-6=2x²-x-6;
(3m – 4n)(5m + 8n)=15m²-20mn+24mn-32n²=15m²+4mn-32n²;
(y+3)(y² + y – 6)=y³+3y²+y²+3y-6y-18=y³+4y²-3y-18;