Mathematics
Senior High
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想要問這題怎麼寫ʕ⁠´⁠•⁠ᴥ⁠•⁠`⁠ʔ

0.31 20.3942 0.34 1、4 7. 假設x,y均為正實數,則(x+二)(一+y)的最小值為 yx

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✨ Best Answer ✨

遇到求最大最小基本上就想到1.配方法2.算幾不等式。此題沒有平方項,大概率是用算幾。

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