题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042738-88619.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042738-16066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042738-60344.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042739-88124.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042739-12672.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042739-77747.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042739-12289.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042738-16066.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042740-54807.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042740-62080.png)
解析
试题分析:点
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042739-88124.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042740-88189.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042740-83429.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042741-34830.png)
核心考点
试题【已知极坐标的极点与平面直角坐标系的原点重合,极轴与轴的正半轴重合,且长度单位相同.圆的参数方程为为参数),点的极坐标为(,).若点是圆上的任意一点,两点间距离的】;主要考察你对常见曲线的参数方程等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042727-33299.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042727-13414.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042727-12994.png)
A.36 | B.6 | C.26 | D.25 |
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042720-33737.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042720-45869.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042720-80497.png)
为极轴建立极坐标系.曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042720-25192.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042721-29397.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042721-40295.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042721-90430.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042721-93870.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042720-25192.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042721-90430.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042705-90409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042706-59798.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042706-47191.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042706-86329.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042706-10309.png)
(1)将圆
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042705-90409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042706-86329.png)
(2)圆
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042705-90409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042706-86329.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042701-44556.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042701-86698.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042701-47303.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042641-49550.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042641-87105.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042641-79803.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042641-70970.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042642-78283.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042642-34473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042642-79121.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042642-34868.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042643-55259.png)
(Ⅰ)求曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042641-87105.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042642-79121.png)
(Ⅱ)直线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042643-99030.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042643-40509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042643-26767.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042641-87105.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042644-41290.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042643-99030.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108042642-79121.png)
最新试题
- 1(1)图中A烧杯盛有浓氨水,B烧杯内是滴加了几滴酚酞溶液的蒸馏水。过一会儿,观察到的现象是
- 2集合,则下列结论正确的是A.B.C.D.
- 3物质发生化学变化时常伴有颜色变化,两者对应正确的有A.金属钠在空气中燃烧:银白色变白色B.纯铁丝在氧气中燃烧:黑色变红色
- 4据《西北文化日报》报导,1936年12月12日,爆发了震惊中外的西安事变。对蒋介石兵谏的两位爱国将领是A.李宗仁 张自忠
- 5下列是自由扩散的特点是[ ]A.物质通过细胞膜从高浓度一侧到低浓度一侧B.需要载体协助C.需要消耗细胞代谢释放的
- 6我国最重要的运输方式是[ ]A.航空 B.铁路 C.公路 D.水路
- 7下列各项中字音不正确的一项是:( )A.暴虐(nüè) 怅寥廓(chàng) 峥嵘(róng)B.遒劲(qiú)遏止(è
- 8达州市渠县境内含有丰富的深层地下食盐资源,食盐是日常生活中的必需品,也是重要的化工原料.(1)经测定该县深层地下粗盐中含
- 9一简谐横波沿x轴正方向传播,某时刻其波形如图所示。下列说法正确的是[ ]A.由波形图可求该波的波速 B.由波形图
- 10在果蝇中,长翅(B)对残翅(b)是显性,位于常染色体上;红眼(A)对白眼(a)是显性,位于X染色体上。现有两只雄果蝇甲、
热门考点
- 1根据对话内容,在空格中填写一个句子,使对话完整、正确。A: Good morning, Miss Lin.B: Hi,
- 2有A、B、C、D四种含硅元素的物质,它们能发生如下反应: ①C与烧碱溶液反应生成A和水;②A溶液与钙盐溶液反应生成白色沉
- 3不等式23>7+5x 的正整数解的个数是 [ ]A.1 个 B. 无数个 C.3 个
- 4提出大陆漂移学说的科学家是( )A.华尔B.贝当C.魏格纳D.呢科夫斯基
- 5——I have a sore thoat.——________.A.You should go to bed B.Th
- 6一晨跑运动员以5m/s的速度奔跑在一平直公路上,与之相邻的铁路上有一火车从其身后驶来,火车速度为25m/s,车身全长12
- 7【题文】阅读下面一段文字,依据要求回答问题。(3分)启蒙运动有激进的、反传统的一面,但处理得当的国家并没有走向灾难,就在
- 8已知直线平面,直线,则“”是“”的 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
- 9如图所示,两束单色光a、b自空气射向玻璃,经折射后形成复合光束c,则下列说法不正确的是( )A.a光在玻璃中的折射率比
- 10选出下列各组句子画线词语意思不相同的一组 [ ]A、即书诗四句——乃丹书帛曰 B、浙江之潮,天下之伟观也——此则