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Andy PRO Li

@ggli2

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Level 2
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📅 Joined in July 2021
questions (2)answers (13)guides (0)
User AvatarAndy PRO Li asked:
Q: (a2+b2)(c2+d2)=(ac−bd)2+(bc+ad)= what?
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User AvatarAndy PRO Li asked:
Q: 4 = 2+2 6 = 3+3 8 = 3+5 10 = 3+7 = 5+5 12 = 7+5 100 = 3+97 = 11+89?
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