1 . 计算求值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bac93b8ee412f02052b57c4d2bcd612.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bac93b8ee412f02052b57c4d2bcd612.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d4c4a433edfb92786dec51b08b7f00.png)
您最近一年使用:0次
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2 . 按要求完成下列各题
(1)求值
(2)已知
,求
.
(1)求值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a575aa3015eb87aa0c79c982c0f7475e.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d08a92e6ed65682f54180581ed304a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac877c3c2f6d3a4b0720b5d92e9885bf.png)
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2019-11-30更新
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434次组卷
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3卷引用:福建省福州市福建师大附中2019-2020学年高一上学期期中数学试题
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3 . 化简:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/464072cae1dd2104b5316eb7039fde50.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380c210e9806918929fe427748310b6b.png)
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4 . (1)求值:
;
(2)设
且
,化简:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dfcdc5b429b125a43e803ec56b77732.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a032047606aa81be5b63c08f900bca.png)
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5 . 求值:
(1)
;
(2)已知
,且
,求
.
(3)已知
,
,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8a1b75b2b69cec1eabef34fe7df916.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca542e78b7d77d008c9c4752afa91a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d08a92e6ed65682f54180581ed304a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d916d946c56061f3a4b04ecf40682c.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b650820d7bed48ed67a2869ad8c65ff1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/765820483474a09d023d739b496d3638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e27c9de2d6c7eca068a0e2d51b04c1.png)
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6 . (1)化简
;
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a666d9652c1572f5af9054c0c7e4938.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d08a92e6ed65682f54180581ed304a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db09a66515a0caa4291d1078fc7661a.png)
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7 . (1)求值
;
(2)已知
,
,试用
、
表示
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/371d3f7c152035aa4a17eedaa7d0a970.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da9fdcabe1a203cd6bf2c3386c1b40a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c597681e14aed620355f20a478d87f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5f239b96658ab017dcff1ac903a54d6.png)
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2019-11-19更新
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529次组卷
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3卷引用:吉林省长春市实验中学2019-2020学年高一上学期期中数学试题
吉林省长春市实验中学2019-2020学年高一上学期期中数学试题(已下线)专题03 《指数与对数》中的易错题(1)-2021-2022学年高一数学上册同步培优训练系列(苏教版2019)福建省莆田第一中学2022-2023学年高一上学期12月月考数学试题
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8 . (1)化简
;
(2)求值
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b450745d77ac89dc5646eac00f28b51.png)
(2)求值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/947218b2725e4ed1289951e0a545a37b.png)
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2019-11-19更新
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518次组卷
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7卷引用:安徽省亳州市利辛县第一中学2019-2020学年高一上学期期中数学试题
9 . 化简与求值.
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cc73f62a2c5677a40e6207b45dc9309.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3074761dd4889ab6cfe011146e3c75b.png)
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10 . 求值.
(1)
且
;
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a78d110b6c2016966632fffe35e3f701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/716d482f973847f143a35be5287b169e.png)
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2019-11-15更新
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698次组卷
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2卷引用:河北省邢台市第八中学2019-2020学年高一上学期期中数学试题