問題詳情
24. 在滿足x-y+1≥0,x+y-5≤0,x≤ 3, y≥0的條件下,試求f(x,y ) =x+2y-5的最大值為何?
(A) 2
(B) 3
(C) 4
(D) 5
參考答案
無參考答案
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