圆锥曲线
Authored by Cassie Lau
Mathematics
9th - 12th Grade
Used 1+ times
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20 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
想知道圆的标准方程，我们要知道什么？
圆心
焦点
顶点
半径
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
半径为或可以写作
R
r
N
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
椭圆有几个焦点
1
4
2
3
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
什么圆锥曲线有焦点
圆
椭圆
双曲线
抛物线
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
双曲线有
两个焦点
两个顶点
两条渐近线
四个焦点
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
半径与切线的斜率乘积等于
1
-1
2
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
是什么方程？
双曲线的标准方程
双曲线的方程
双曲线的渐进线方程
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