Домашнее задание по теме "Многочлены" (стандартный вид и степень многочлена) для 7 класса

№	Вариант 1	Вариант 2	Вариант 3
Преобразуйте выражение в многочлен стандартного вида. Укажите его степень.
1.	5x8–18x+9– 2x8+14x–25 =	11x8–19x+41– 2x8+14x–65 =	10x8–19x+11– 2x8+14x–25 =
2.	8m8–18mn–9n2–8m8–2mn =	7m3+17mn–9n3–7m3–37mn =	5m8–17mn–9n4–5m8–3mn =
3.	5a2b–8ab2–6a2b+3ab2 =	6a2b–9ab2–7a2b+4ab2 =	8a2b–10ab2–9a2b+5ab2 =
4.	0,4c4–1,2c2+c4–0,3c2 =	0,5c4–1,3c2+c4–0,4c2 =	0,6c4–1,4c2+c4–0,5c2 =
5.	4x2+7x–6–2x2–11x+4 =	5x2+8x–7–3x2–12x+5 =	6x2+9x–8–4x2–13x+6 =
6.	b3–3bc+3b3+8bc–4b3 =	b3–4bc+4b3+9bc–5b3 =	b3–5bc+5b3+10bc–6b3 =
7.	0,1v5–4bc+0,4v5+9bc–0,5v5–5bc =	0,1v5–5bc+0,5v5+10bc–0,6v5–5bc =	0,1v5–6bc+0,6v5+11bc–0,7v5–5bc =
8.	a +2  с –1 a +  с=	a +2  с –2 a +  с=	–  a –2  с –1 a +  с=

№	Вариант 4	Вариант 5	Вариант 6
Преобразуйте выражение в многочлен стандартного вида. Укажите его степень.
1.	8x8–27x+12– 2x8+15x–33 =	20x8–78x+29– 12x8+14x–45 =	35x8–68x+19– 2x8+14x–25 =
2.	40m5–19mn–9n5–40m5+39mn =	23m6–11mn–9n6–23m6–9mn =	7m7–48mn–9n7–7m7+28mn =
3.	10a2b–12ab2–11a2b+7ab2 =	12a2b–11ab2–13a2b+6ab2 =	14a2b–13ab2–15a2b+8ab2 =
4.	0,7c4–1,5c2+c4–0,6c2 =	0,8c4–1,6c2+c4–0,7c2 =	0,9c4–1,7c2+c4–0,8c2 =
5.	7x2+10x–9–5x2–14x+7 =	9x2+11x–10–7x2–15x+8 =	10x2+12x–11–8x2–16x+9 =
6.	b3–6bc+6b3+11bc–7b3 =	b3–7bc+7b3+12bc–8b3 =	b3–8bc+8b3+13bc–9b3 =
7.	0,1v5–7bc+0,7v5+12bc–0,8v5–5bc =	0,1v5–8bc+0,8v5+13bc–0,9v5–5bc =	0,1v5–3bc+0,3v5+8bc–0,4v5–5bc =
8.	a –2  с -2 a +  с	–5 a +2  с -2 a +  с	– 1 a –5  с –1 a +  с