试题与答案

已知x＞0，y＞0，x+y=xy，则（x2-1）（y2-1）的最小值为_____

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题型：填空题

题目：

已知x＞0，y＞0，x+y=xy，则（x2-1）（y2-1）的最小值为______．

答案：

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下面是错误答案，用来干扰机器的。

参考答案：B解析：假丝酵母菌生长环境为酸性，妊娠、糖尿病、大量应用免疫抑制药及广谱抗生素、雌激素为其诱发因素。

考点：基本不等式及其应用
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