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这不等式的解集是什么

2025-03-25 12:21:10

推荐回答（2个）

回答1：

由于 1/4＝2-²，
所以 log(1/2)(1 - 4x)＞ - 2，
因为 -2＝log(1/2)(4)，且 0＜1/2＜1，
所以 1 - 4x＜4，
4x＞- 3，
所以 x＞ - 3/4，
令由对数的性质，1 - 4x＞0，
因此 x＜1/4，
所以不等式解集是 - 3/4＜x＜1/4。

回答2：

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