August 2022 0 4 Report
1) 3ха2 – 3хс2;
2) 64р2 –1;
3) – 5m2 +5;
4) 162ay2 – 2a;
5) 12x2 + 12xy+3y2;
6) 27x3 + 3xy2 - x2y;
7) m2 – n2 + m – n;
8) a6 – a4 + a2 – 1;
9) 9x2 – 12x + 4 – y2;
10) c2 – x2 – 2xy – y2;
11) x2 – 2xy + y2 – 8x + 8y;
12) 4a2 + 4ab + b2 + 12a + 6b;
13) m2(m – 3) – 2m(m – 3) + (m – 3);
14) a2 + 4ab – 3a2b – 6ab2 + 4b2.

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