1 . 已知圆
内切于圆
,圆
内切于圆
,则动圆
的圆心的轨迹方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef3bb3154d6b2cecdfe27e03d7a16eb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8f5c0404bf281e3c4bfa7c8a6e803cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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2 . 一箱苹果共有12个苹果,其中有
个是烂果,从这箱苹果中随机抽取3个.恰有2个烂果的概率为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13518cd8d7c8b5757fa55e316385031d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bac6e9feea96e66deff910ebe946bb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
A.3 | B.4 | C.5 | D.6 |
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3 . 已知
为非零实数,复数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64856b9ebc483f16524d51e9e3e57307.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.当![]() ![]() |
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4 . 已知函数
单调递增,则实数
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae6a4bad8f8fbab62c6ee3454bd5ec46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.0 | C.![]() | D.![]() |
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5 . 已知
中,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42acd3ee01d9f843a8579ffb0b7d9d82.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69d2eec3b3ef5a2a660315db9f0feb99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42acd3ee01d9f843a8579ffb0b7d9d82.png)
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2024-05-29更新
|
836次组卷
|
2卷引用:广东省江门市新会第一中学2024届高三下学期高考热身考试数学试题
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6 . 已知
,
和
的展开式中二项式系数的最大值分别为
和
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7905fd422e78a1d22ff6f11950bc5cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1bcfdf622e85f19b9ff247e371d7dcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11a1e1056c79c39e130f29181ea8dad3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
2024-05-29更新
|
855次组卷
|
2卷引用:广东省江门市新会第一中学2024届高三下学期高考热身考试数学试题
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7 . 已知复平面内的点
,
分别对应的复数为
和
,则向量
对应的复数为___________ .
![](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/b95423c449f5d44dd949bf3b0130946f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c7373e72f1f805897978da3bf4d3ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/083a20abb668d4c26fe5039bd108b40a.png)
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8 . 二项式
的展开式中的常数项为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d0993c3bbe45c8d4ed16447c8bf9bdf.png)
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9 . 已知正实数
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab574ed8aea759abed5445f7ad29df76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2236f581b11a0bb63addd062529acee8.png)
A.1 | B.![]() | C.4 | D.1或![]() |
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10 . 已知
,
是双曲线C的两个焦点,P为C上一点,且
,
,则C的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0de4412a055cb1a28297bbe606a071db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd29aa3bd463abf39a3f63e077abcc28.png)
A.![]() | B.![]() | C.![]() | D.3 |
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