名校
1 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24101c53cabc5a0bc5adb2b1aa0c5920.png)
,若对于任意实数
,
在区间
上至少有2个零点,至多有3个零点,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24101c53cabc5a0bc5adb2b1aa0c5920.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff46406cf7f298db70f81da8ea0ea4e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/956d6da85461ea10a9aa998921a64ddb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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2023-04-16更新
|
811次组卷
|
2卷引用:辽宁省大连市长海县高级中学2023-2024学年高一下学期第一次月考数学试卷
解题方法
2 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f80a4e82f6839eb4a803764c568e200b.png)
______ ;若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef14cfcf40f494e22b87389ae7d1241a.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/057d0b21409b9654da9f42f8c85bc8d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f80a4e82f6839eb4a803764c568e200b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc9b2f3967d7cc3e544bb89d973dc8d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef14cfcf40f494e22b87389ae7d1241a.png)
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3 . 已知
为第一象限角,下述正确的序号_____________
(1)
;
(2)
为第一或第三象限角;
(3)
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b992104248a854e6e033c26602aff813.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a16d92d3ccdf0ecfaa43eb8ed62ae5a4.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b75c3132e53a12e802e16914f4c795a.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4a3c453708d564d53bc28f5d3226a03.png)
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4 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166826e88fb8c943f573c9b434e6126a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/166826e88fb8c943f573c9b434e6126a.png)
您最近一年使用:0次
2023-03-13更新
|
609次组卷
|
3卷引用:辽宁省大连市一0三中学2022-2023学年高一下学期3月月考数学试题
名校
解题方法
5 . 已知角
,角
终边上有一点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64f12a1b977d45ffc7a4753eb1e2301d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca04eaeda0ec3871f2d72c44d22c0be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
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2023-02-18更新
|
830次组卷
|
4卷引用:辽宁省大连市滨城高中联盟2022-2023学年高一下学期3月月考数学试题
6 . 若圆心角为2rad的扇形的周长为6cm,则该扇形的面积为______
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ce13774b09ff2edddaf21a072cf60a.png)
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2023-01-15更新
|
863次组卷
|
2卷引用:辽宁省大连市一0三中学2022-2023学年高一下学期3月月考数学试题
名校
解题方法
7 . 如图,圆锥的底面直径
,其侧面展开图为半圆,底面圆的弦
,则异面直线
与
所成角的余弦值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca036d049f5205cf04cb1b9c5cd03f97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d4db9b82b67efe45a02fca32bfcf5dc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/10/cd62918d-9bd1-44a1-a541-e53aceb6d129.png?resizew=190)
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2022-09-15更新
|
413次组卷
|
3卷引用:辽宁省大连市庄河市高级中学2022-2023学年高二上学期12月月考数学试题
辽宁省大连市庄河市高级中学2022-2023学年高二上学期12月月考数学试题黑龙江省齐齐哈尔市第八中学2022-2023学年高二上学期开学考试数学试题(已下线)第02讲 空间点、直线、平面之间的位置关系(练)
名校
8 . 已知函数
的导数为
,函数
,则
的单调递减区间是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddddfd6956a8400c6b5649ada8edc435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5f18359a9032de8592f9c1d18ac2158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
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2022-09-13更新
|
429次组卷
|
5卷引用:辽宁省大连市第八中学2022-2023学年高三上学期12月月考数学试题
2022高三·全国·专题练习
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9 . 已知函数f(x)=2sin![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc32a636178ebfa7011c1fd4bd243ef.png)
是偶函数,则θ的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdc32a636178ebfa7011c1fd4bd243ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8dc4cb04350d24c2229f3ead2d7236d.png)
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10 . 海洋蓝洞是地球罕见的自然地理现象,被喻为“地球留给人类保留宇宙秘密的最后遗产”,我国拥有世界上最深的海洋蓝洞.若要测量如图所示的蓝洞的口径
两点间的距离,现在珊瑚群岛上取两点
,测得
米,
,
(设定
四点在同一平面上),则
两点的距离为___________ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42e39f786626c66fe376eb08105033f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/014062824c0e35a10ca775392ef5b8a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c41c5b79a842a9ed4017b2eb58f1aa94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c82a10b4f0c9323d726804c89dd9548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/26/d142516d-8f64-4f78-ab85-e35815d88b60.png?resizew=182)
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2022-06-04更新
|
405次组卷
|
3卷引用:辽宁省大连市第八中学2021-2022学年高一下学期6月月考数学试题