名校
解题方法
1 . 已知函数
.
(1)请用“五点法”画出函数
在
上的图象(先列表,再画图);
(2)由图象直接写出:当
时,函数
与直线
的交点个数的所有可能情况,并求出交点个数为2个时
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39ee6b16958091cb09ae469cf8b5c394.png)
(1)请用“五点法”画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bccd6a6e85bdf500218a3e75b31f3c.png)
(2)由图象直接写出:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b604c6522119e77c1cb16b91532a2c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4d12362d4b8dd25813953e1c5a94b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2022-12-18更新
|
338次组卷
|
2卷引用:河北省石家庄二中实验学校2022-2023学年高一上学期12月学情监测数学试题
名校
解题方法
2 . 已知
,若角
的终边过点
.
(1)求
的取值.
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bd528b8de361b23868f44269db24b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a0cc78c3e209937bd33da16b04044a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0041b71db1024c19d80e7fb701576972.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/922839042732722551123c98ad162eb3.png)
您最近一年使用:0次
2022-12-18更新
|
1254次组卷
|
2卷引用:河北省石家庄二中实验学校2022-2023学年高一上学期12月学情监测数学试题
名校
3 . 已知函数
,
.
(1)求
的最小正周期及单调递增区间;
(2)当
时,求
的最小值以及取得最小值时x的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a22a35d2db3a4911cd44368989cfdf05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31aba8ca22579a6d5eed632aecff4548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
名校
4 . 在
中,内角A,B,C的对边分别为a,b,c,且
.
(1)求角B的大小;
(2)若
,且AC边上的高为
,求
的周长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb17af912fc75db45a94a336bc6230db.png)
(1)求角B的大小;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/915b1e7d496889d6b81d8be9b22ba857.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f74e3bfca6cfa3d9b392f402636dfa80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2022-12-14更新
|
3933次组卷
|
14卷引用:河北省唐山市部分学校2023届高三上学期12月月考数学试题
河北省唐山市部分学校2023届高三上学期12月月考数学试题辽宁省辽阳市2022-2023学年高三上学期12月月考数学试题山东省德州市2023届高三上学期12月“备考检测”联合调考数学试题浙江省杭州市2023届高三下学期教学质量检测(二模)数学试题(已下线)专题03 三角函数及解三角形(已下线)专题12 押全国卷第17题 解三角形(已下线)专题04 三角函数-2福建省”德化一中、永安一中、漳平一中“三校协作2023届高三适应性考试数学试题湖南师范大学附属中学2023届高三三模数学试题陕西省西安市铁一中学2022-2023学年高二下学期5月月考理科数学试题福建省福州格致中学2024届高三上学期10月质检数学试题广东省佛山市南海区第一中学2024届高三上学期10月月考数学试题(已下线)2024年高三模拟押题卷03贵州省贵阳市第一中学2023-2024学年高三上学期高考适应性月考(四)(12月)数学试题
5 . 在①
,②
两个条件中任选一个,补充在下面的问题中,并解答该问题.
在
中,内角
所对的边分别是
,且__________.
(1)求角
;
(2)若点
满足
,且线段
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a3b557dc089b094643873a4994bd37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfad32e4fb176dde42cd9d92efeab4ae.png)
在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5001a96bebb4ee8781ede88b19c0fceb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/451be539a00c5a0fa9e00fc9bf4c39fd.png)
您最近一年使用:0次
解题方法
6 . 已知函数
的最小正周期为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/13/a4e3814e-4032-4331-b590-41bf3b94abb5.png?resizew=220)
(1)求
的值,并在上面提供的直角坐标系中画出函数
在区间
上的图象;
(2)函数
的图象可由函数
的图象经过怎样的变换得到?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f71c017158d978b72d7080a25f5ca3f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/13/a4e3814e-4032-4331-b590-41bf3b94abb5.png?resizew=220)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1613d377a07850c72cbec354b7a3000f.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
您最近一年使用:0次
名校
解题方法
7 . 在
中,角
的对边分别是
,满足
,
,过
作
于点
,点
为线段
的中点.
(1)求
;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04a91808dc16916834d40d430d0e4c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5a58aded55ecd83f8a57a8c98706d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70734a8e672376bb0bd1522e229f86a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab331ad75601ee381351d5ceaa4d086.png)
您最近一年使用:0次
2022-12-12更新
|
103次组卷
|
2卷引用:河北南宫中学2023届高三上学期12月月考数学试题
22-23高三上·河北石家庄·阶段练习
名校
8 . 已知函数
.
(1)若
,求函数
的单调递减区间;
(2)
中,内角
的对边分别为
.已知
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d1d20dbc652d4c38e441d36f2858dc5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/289a9c1b30a7cee1fe7e5601064a767e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c5e3f25588dfd0e0fb86fd327b6211.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
9 . 如图所示,在四边形ABCD中,
,
,
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/30/ac383321-e012-464a-8826-818d2b55d93e.png?resizew=147)
(1)求BC;
(2)若BD为
的平分线,试求BD.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d81d39912a0880cadc449e707985b2cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/645d46c17903078e0b38279353c5430d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41eb29225ec07092989498982a98baed.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/30/ac383321-e012-464a-8826-818d2b55d93e.png?resizew=147)
(1)求BC;
(2)若BD为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
您最近一年使用:0次
名校
解题方法
10 . 已知
中,三个内角
,
,
的对边分别为
,
,
,
,
.
(1)求
.
(2)若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3578b63c5903089595bf324c809a997c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5af3c3ecd0451812372a3a1f9a957b5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4aae1dc870a60a2070469d556deb472.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebbf6db9baa04be2a9b9037b4d0435ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2022-11-27更新
|
1376次组卷
|
9卷引用:河北省部分学校2023届高三上学期11月联考数学试题