Question
Question: For the circle \(x ^ { 2 } + y ^ { 2 } + 3 x + 3 y = 0\), which of the following relations is true....
For the circle x2+y2+3x+3y=0, which of the following relations is true.
A
Centre lies on x-axis
B
Centre lies on y-axis
C
Centre is at origin
D
Circle passes through origin
Answer
Circle passes through origin
Explanation
Solution
If c=0; circle passes through origin.