7 hang dang thuc
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Last updated 3:40 AM on 3/15/26
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7 Terms
1
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(a + b)^2 = ?
a^2 + 2ab + b^2
2
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(a - b)^2 = ?
a^2 - 2ab + b^2
3
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a^2 - b^2 = ?
(a - b)(a + b)
4
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(a + b)^3 = ?
a^3 + 3a^2b + 3ab^2 + b^3
5
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(a - b)^3 = ?
a^3 - 3a^2b + 3ab^2 - b^3
6
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a^3 + b^3 = ?
(a + b)(a^2 - ab + b^2)
7
New cards
a^3 - b^3 = ?
(a - b)(a^2 + ab + b^2)
