1 . 在区间
上画出下列函数的图象,并根据图象和解析式讨论函数性质:
(1)
;
(2)
;
(3)
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bccd6a6e85bdf500218a3e75b31f3c.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c1a1b0599a0f9ab0a04586c8b13f3c9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18bde91b6839ea0dff79f2cd7b5637a6.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8c22457a68d2d3c64800c0bbdf046a8.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/650988f28836ab155684f1c955cebcab.png)
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2 . 设函数
(A,ω,φ是常数,
,
).若
在区间
上具有单调性,且
,试画图找出
的最小正周期.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5e2a383cb47eb87493e86c8c40caf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb935734bfd51c3338f223934a668e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e9128b740cf080a0606ca11b4e64994.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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3 . 分别求出使下列各组条件成立的x的集合:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5328fa3e9ebe1da784dcfdddd563492d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38aa48c2164de0703ed36e8a2f87ea8d.png)
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解题方法
4 . 求下列函数的值域:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e917b14b23cf93881e3cd15cedf654.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e651435e2d5835b2d51cb5078caf0ef3.png)
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5 . 比较下列各组函数值的大小:
(1)
和
;
(2)
和
;
(3)
和
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d821c9d180933e62849fa58ffae9811.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f93a24e98eb1f17ca5bb3c3c66e8def.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4a4887bda314dadbd6588e87be9bc33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6315b517486547d20043e3da5700dd.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5a1eac9217ecbceea8d5916d9fff3ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e7ecf1bdd896ae9d96f03ddd527c72d.png)
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2023-10-09更新
|
214次组卷
|
3卷引用:北师大版(2019)必修第二册课本习题第一章复习题
解题方法
6 . 判断下列函数的奇偶性:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dbd66b2af62ffab9b988032341a910c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f2952e722af99b66c19a309f8e539cd.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba259595503f0be95874b0a3e5189848.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c9dd3da59ae6857909675bfc717b7c9.png)
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7 . 求下列函数的单调区间:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a80a8a6f069e81c7c007db1d94d320.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c85e85f12849fa164cc727254ef3ea44.png)
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解题方法
8 . 在区间
中求出:
(1)使
与
都是单调递减的区间;
(2)使
是单调递增的而
是单调递减的区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bccd6a6e85bdf500218a3e75b31f3c.png)
(1)使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
(2)使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
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9 . 已知
,分别求适合下列各条件的x的集合:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b27038352779922e9dc2595bfaefb5.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7bbcbe47c39ddfb3d9378ede0c3ff0a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990f0ec4391fd20aac02b33480b9a5a7.png)
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10 . 求下列函数的最大值、最小值以及对应的x值的集合:
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68213a284d721cd36b6097c5b86624cb.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f2fe83c603fa85cd105e962d28a9c45.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0829a63decf7a04096f0f2ec05ffb07.png)
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