Question

If a be the radius of a circle which touches x -axis at the origin then its equation is- (A) x^(2)+y^(2)+ax=0 (B) x^(2)+y^(2)+-2ya=0 (C) x^(2)+y^(2)+-2xa=0 (D) x^(2)+y^(2)+ya=0​

Answer 1

Answer:

A is answer

Step-by-step explanation:

Answer 2

Answer:x^(2)+y^(2)+-2xa=0(D)

I think it is right answer