問題詳情
21.有一個截面圖形為二次函數的碗，盛水高1公分時，液面寬度 
為6公分，試問若液面寬 
為 12公分時，盛水高為多少公分？
(A)2
(B)
(C)
(D)6
參考答案
答案：C
難度：計算中-1
書單：沒有書單，新增
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