Формулы сокращенного умножения
1.(p-q)²
2.25a²+10a+1
3.(4+y²)(y²-4)
4.(-a-2)²
5.m³-n³
6. (9-y)²
7.b²+4a²-4ab
8.(9a-b²)(b²+9a)
9.8-a³
10.(b+3)²
1.(p-q)²
2.25a²+10a+1
3.(4+y²)(y²-4)
4.(-a-2)²
5.m³-n³
6. (9-y)²
7.b²+4a²-4ab
8.(9a-b²)(b²+9a)
9.8-a³
10.(b+3)²
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Answers & Comments
(5a+1)^2
y^2-16
a^2+4a+4
5.
6.81-18y+y^2
7. (b-2)^2
8.81a^2-b^4
9.
10.b^2+6b+9