the situation will be like this rite :
THen how did u get the fol condtns?
distance from x axis is k=√r2-a2
distance from y axis is h=√r2-b2
center is h,k
distance from x axis is k=√r2-a2
distance from y axis is h=√r2-b2
eliminateing r,
k2+a2=h2+b2
hence answer is B
the situation will be like this rite :
THen how did u get the fol condtns?
distance from x axis is k=√r2-a2
distance from y axis is h=√r2-b2