名校
1 . 设命题
函数
在
上为单调递增函数:命题
函数
为奇函数.则下列命题中真命题是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99eaeb2ab68a49074d623ffca072fed8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297c81c2628b05a8f67744ddf04e9851.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-09-10更新
|
612次组卷
|
8卷引用:四川省内江市高中零模2022届高二期末考试数学(文)试题
四川省内江市高中零模2022届高二期末考试数学(文)试题宁夏石嘴山第三中学2022届高二上学期期中考试数学(理)试题新疆伊宁市第三中学2022届高三上学期第一次月考数学(文)试题四川省内江市2022届高三上学期零模数学文科试题(已下线)专题07 常用逻辑用语-备战2022年高考数学(理)母题题源解密(全国甲卷)(已下线)专题02 常用逻辑用语-备战2022年高考数学(文)母题题源解密(全国乙卷)四川省内江市威远中学校2022-2023学年高三上学期第一次阶段性考试数学(文)试题四川省内江市威远中学校2022-2023学年高三上学期第一次阶段性考试数学(理)试题
2 . 已知
,
.
(1)若命题“若p,则q”的逆否命题为真,求a的取值范围;
(2)若
,
为真,
为假,求x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3da244574c116de5a12cc4b1d9851c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5fe92ee790506d04131abe71cc18e42.png)
(1)若命题“若p,则q”的逆否命题为真,求a的取值范围;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
您最近一年使用:0次
2022-01-16更新
|
90次组卷
|
2卷引用:贵州省黔西南州2021~2022学年高二上学期期中考试数学(文)试题
3 . 已知命题
;命题
为实数.
(1)若命题
是命题
的充分不必要条件,求
的取值范围;
(2)当
时,若
为假命题,
为真命题,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99200f48d4274fad83cc2485ae383b7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d12c482997ff17deb29a7476fb1ade6.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87b351f16728b0023fd63678f8103c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2022高三·全国·专题练习
名校
4 . 已知数列{an}的通项公式为an=n2-2λn(n∈N*),则“λ<1”是“数列{an}为递增数列”的( )
A.充分不必要条件 |
B.必要不充分条件 |
C.充分必要条件 |
D.既不充分也不必要条件 |
您最近一年使用:0次
2021-09-04更新
|
1183次组卷
|
6卷引用:江西省抚州市临川第一中学2021-2022高二12月月考数学(文)试题
江西省抚州市临川第一中学2021-2022高二12月月考数学(文)试题黑龙江省鹤岗市第一中学2021-2022学年高三上学期第一次月考数学(理)试题河南省驻马店市2022-2023学年高二下学期期中数学试题(已下线)专题30由递推公式求数列通项-2022年(新高考)数学高频考点+重点题型(已下线)第26讲 数列的概念与简单表示(练)- 2022年高考数学一轮复习讲练测(课标全国版)(已下线)专题31 由递推公式求数列通项
名校
解题方法
5 . 设
,则直线
与直线
垂直的充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/648a17f044e80aeaf79ec641e0e061cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea570e374a56bd79444df82cc819da5b.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
2022-01-10更新
|
1662次组卷
|
6卷引用:北京市中国人民大学附属中学2021-2022学年高二12月月考数学试题
名校
6 . 设命题
:方程
表示双曲线;命题
:“方程
表示焦点在
轴上的椭圆”.
(1)若命题
为真命题,求实数
的取值范围;
(2)若
为真命题,
为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdd72abc2f0aa95db08ac0da624226a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5cd8bf6c01e85cc7796b0f1ea0a064f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
7 . 已知集合
,非空集合
.若
是
的必要条件,求实数t的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11c63a47e4289d127e6604cc59c6e1d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b95d83eae62a2d0a5f5013adbda02a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
您最近一年使用:0次
名校
8 . 已知
,
是直线
与圆
相离的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94c1b45b702964c72a01e09cf2b448e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bfea30b3df4214f447aaeacbf558aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3121a0a7572ab6b159b4946785c538c4.png)
A.必要不充分条件 | B.充分不必要条件 |
C.充要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
名校
解题方法
9 . (1)命题
“
,
”,命题
“
,
”,若
为真命题时,求实数
的取值范围;
(2)已知
,
,若
是
的充分不必要条件,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87008291cdba83461d58dbc9426d777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47dbb694e96dbd7221ac9499ddeb5d3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02491f9709f00a1bc169278fbe01f576.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6464273a2349416b0d75f33f2963de74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7159292ca1af73939fbd9fe57392d526.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dd038a5ea125256ad66c8d637444fc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
2021-12-29更新
|
359次组卷
|
5卷引用:河南省南阳市六校2021-2022学年高二上学期第二次联考数学(文科) 试题
名校
10 . 已知命题
:
,使得
;命题
:
,
,则下列命题为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6ae353aceed55d73c19a1b8762f0ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d338c330f7d45ed8467dacf4b03300ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b6a8984aa398bf767ccd9a601d77983.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80fcb77b3bdf39c6c3b6081c8663a6aa.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次