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10 cards from this deck
Reverse of expanding brackets, expressing as product of factors
ax+ay=a(x+y)ax + ay = a(x + y)ax+ay=a(x+y)
a2−b2=(a+b)(a−b)a^2 - b^2 = (a + b)(a - b)a2−b2=(a+b)(a−b)
a2+2ab+b2=(a+b)2a^2 + 2ab + b^2 = (a + b)^2a2+2ab+b2=(a+b)2
Multiply to ccc, add to bbb
When expression has four terms
3x(2x+3)3x(2x + 3)3x(2x+3)
(x+3)(x−3)(x + 3)(x - 3)(x+3)(x−3)
(x+3)2(x + 3)^2(x+3)2
Multiply aimesca imes caimesc
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