[中學] 一題不等式
a為實數, a > 1
a + 4/(a-1) 的最小值 答案是5
請問怎麼算的?
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09/11 21:44, , 1F
09/11 21:44, 1F
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09/11 21:45, , 2F
09/11 21:45, 2F
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09/12 00:07, , 3F
09/12 00:07, 3F
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09/12 00:08, , 4F
09/12 00:08, 4F
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09/12 00:08, , 5F
09/12 00:08, 5F
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