已知0小於等於x小於等於1,1小於等於y小於等於2,2小於等於z小於等於3,若P = x² + y ²+ z²- xy – yz - zx,求P的最小值?
2004-06-12 22:41
galois5 Just can't stay away
註冊日: 2003-11-08 發表數: 86
Re: 問題1
0.75
2004-06-14 00:48
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