What's the equation of the geometric place of a certain point that moves in a way that its distance from the origin of the cartesian plane is equal to two all the time.?
1- 2x^2+2y^2=0
2- 4x^2+4y^2=0
3- x^2+y^2=4
4- x^2+y^2=2

Question

What's the equation of the geometric place of a certain point that moves in a way that its distance from the origin of the cartesian plane is equal to two all the time.?
1-  2x^2+2y^2=0
2-  4x^2+4y^2=0
3-  x^2+y^2=4
4-  x^2+y^2=2

ganeshie8 · Answer

its a circle with radius of 2 and center at the origin (0, 0)
x^2 + y^2 = 4