(a+b)²=a²+2ab+b²
(a-b)²=a²-2ab+b²
a²-b²=(a-b)(a+b)
(a+b)³=a³+3a²b+3ab²+b³
(a-b)³=a³-3a²b+3ab²-b³
a³+b³=(a+b)(a²-ab+b²)
a³-b³=(a-b)(a²+ab+b²)
Xp chủ tus đăng nky ạ💗
2025-10-28 03:55:54
0
V. :
😂
2026-01-05 13:26:17
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¿ :
😔
2025-11-13 12:23:53
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haya…🥷 :
😳😳😳
2025-11-06 13:22:47
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Thảo Nhi :
🥹🥹🥹
2025-10-17 06:06:28
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Lủn Lùn☆♡ :
😳
2025-12-13 09:23:54
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𝙏𝙞𝙚𝙣 :
😅
2025-10-16 04:05:32
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𝙚𝙡𝙡𝙬𝙮 𝙞𝙡𝙚𝙚𝙣 ౨ৎ :
hi bbi muốn sub wlwgr ⚡ ko ạ
2025-10-15 14:01:51
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