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Worksheets第四冊1-3圓與直線的關係
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
圓(x - 1)2 + (y + 3)2 = 16與直線3x + 4y - 11 = 0的交點有多少個?
a)
0
b)
1
c)
2
2.
圓(x - 1)2 + (y + 3)2 = 16與直線3x + 4y - 1 = 0的交點有多少個?
a)
0
b)
1
c)
2
3.
圓(x - 1)2 + (y + 3)2 = 16與直線3x + 4y - 21 = 0的交點有多少個?
a)
0
b)
1
c)
2
4.
圓x2 + y2 - 6x - 4y + 4 = 0與直線3x + 4y - 7 = 0的交點有多少個?
a)
0
b)
1
c)
2
5.
圓x2 + y2 - 6x - 4y + 4 = 0與直線3x + 4y -2 = 0的交點有多少個?
a)
0
b)
1
c)
2
6.
圓x2 + y2 - 6x - 4y + 4 = 0與直線3x + 4y + 3 = 0的交點有多少個?
a)
0
b)
1
c)
2
7.
下列哪一點在圓C:x2 + y2 = 5的外部?
a)
( - 1 , 2)
b)
(2 , - 1)
c)
(1 , 1)
d)
( - 3 , 4)
8.
下列哪一點在圓C:x2 + y2 = 5的內部?
a)
( - 1 , 2)
b)
(2 , - 1)
c)
(1 , 1)
d)
( - 3 , 4)
9.
下列哪一點在圓C:x2 + y2 =25 的圓周上?
a)
( - 1 , 2)
b)
(2 , - 1)
c)
(1 , 1)
d)
( - 3 , 4)
10.
直線L:2x - y + 2 = 0,與
圓C:(x - 1)2 + (y + 1)2 = 4,有幾個交點?
a)
0
b)
1
c)
2
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