1 . 设函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13f82eed67aa57fbe66dead496dcd8a1.png)
A.函数![]() ![]() |
B.函数![]() ![]() |
C.若方程 ![]() ![]() ![]() |
D.经过坐标原点的曲线![]() ![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知抛物线
和
的焦点分别为
,动直线
与
交于
两点,与
交于
两点,其中
,且当
过点
时,
,则下列说法中正确的是 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd002e4153239401cbe0d56ab1164b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/677e43bb9b3ff712aeea6a52cea9e25f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1459402f901edc7c3bd6993b15be2805.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf328ef13181498b339a6c9b9af0eb0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910215944e29fcfe2d439b7191192cb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6179bd1936944d2977cab330e0e351ca.png)
A.![]() ![]() | B.已知点![]() ![]() ![]() |
C.![]() | D.若![]() ![]() ![]() |
您最近一年使用:0次
名校
3 . 已知实数
,对
恒成立,则
的取值范围为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b44ff75c0a450bd10443d9e5a19e4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
解题方法
4 . “
”是“直线
与直线
平行”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb87c1479b168d37a10e5c6be12909b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d556d2302e1d53bd3c569aacd2fb854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/782fbfe08602afaa1ec14afbc5ad4080.png)
A.充分不必要条件 | B.必要不充分条件 |
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
5 . 已知方程
表示焦点在
轴上的双曲线,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/497b00088d7b9fc8254945ff418410aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A. ![]() | B.![]() | C. ![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
6 . 已知点
是椭圆
与抛物线
的交点,且
、
分别为
的左、右顶点.
(1)若
,且椭圆
的焦距为2,求
的准线方程;
(2)设点
是
和
的一个共同焦点,过点
的一条直线
与
相交于
两点,与
相交于
两点,
,若直线
的斜率为1,求
的值;
(3)设直线
,直线
分别与直线
交于
两点,
与
的面积分别为
,若
的最小值为
,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/468fc3e395fa3b681c3da37edbe229a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d933ca4bf69ec95c8f846a2fb7fb112b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bed54c80249d464ac52236f13678f919.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa41214fcf99d60bd804df5b900a096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f664ebabe8e165dac1bbb3b8c4de4d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca1142f3e7a330a26e35cb94ad5392c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52041559f8fee18bfa3e2e2ac07c3bfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f694af53a5f7e47020a6bf7855382515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(3)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf25e032b5599ac49383de06e776365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf702adb116c1e46569eb7050d029f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40a30dcce80759b26d7476555f271861.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0023c9e8e0fec24d3aa77d09b2e4e62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e8c7968d57d2a20065a7cb15c9b4eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3637753af5ce86be9c23a9beb6b5067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235f0a6fb218d28383e6f27f2df1f50f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d59ab85c075a09d55d69e159e4abb268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
您最近一年使用:0次
名校
解题方法
7 . 已知函数
与
是定义在
上的函数,它们的导函数分别为
和
,且满足
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac87434324956e4145e38ad92a1aa95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783c88951a458d5862557f2a041f817a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78ca21ec9b5917f87522c68e27cfd005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb69f9dba7892a9e5b019b1d030c4e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/301af7ad028a58500daecdd833cc1a4d.png)
A.1012 | B.2024 | C.![]() | D.![]() |
您最近一年使用:0次
名校
8 . 设
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfcbc70086f8f19b314e449030c207de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 设
,则“
”是“
为
的等比中项”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baca30d4248a82988890bd032d159b25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/988b7e964e313579ab8869d67d5be007.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20cda097a4e7c41100e573d8304ee066.png)
A.充分不必要条件 | B.必要不充分条件 |
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
10 . 如图所示为函数
的图象,
是
的导函数,
和
分别为极大值点和极小值点,则不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b650820d7bed48ed67a2869ad8c65ff1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e70dc53b4ce33d99f43389924a81bf79.png)
您最近一年使用:0次