设全集为R,集合
,
,
.
(1)求
,
,
;
(2)若
, 求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2e4dbc5d2ce3af69df0d30de4fa385.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe628b19e164e0b2c1da2117824ca46d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa60e7fd65d8914157f3d054eea2f8f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6f21ff6e69a14998bf5f2cbb0292ec.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cd450d0feaea9acb27a60430f4a3c.png)
更新时间:2023-10-18 10:07:59
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解答题-问答题
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解题方法
【推荐1】已知
,
,
(1)若
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(2)若
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(3)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6339659081ae1b9ca58aa9d3f6bcf63e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd876a2ed79c64bacc3e64b8ee92735e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edd53a79a58c7e7ec09b426d2a20fef9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40d5e131bfa717cd28891ac1df3c3319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1172c80b0d9bcb52d4071f27171819ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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【推荐2】已知全集
,集合
,
或
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(1)求
;
(2)若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67b728b85a0c1dda3e89dc5615574343.png)
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(1)求
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(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3662b24ada314b9bd748f3f6519bf4ec.png)
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【推荐2】若一元二次方程x2-2(m-1)x+m+1=0有两个不相等的实数根时,实数m的取值集合为A,
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【推荐1】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347d79d97d766bf9770df2b464257e1f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0227130094f4ce7468ad83104fe89887.png)
(1)化简集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987cb95425e66a0083a502090a0e05cf.png)
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【推荐2】已知全集
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e14c7744096fdb2c10f1ee288f42b97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c28dcb66d414e7a035881ad093fb6511.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4a650d0e92f867053b365dc76e459c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3662b24ada314b9bd748f3f6519bf4ec.png)
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