Reflection of (0,−12) in the y-axes is ___________
(0, 12)
(0, 2)
(0, -12)
(0, 0)
Reflection of (0,−12) in the y-axes is (0,−12) as it is an invariant point.
Reflection of (0,−12) in the y-axis is ___________
The equation of the circle whose radius is 5 and which touches the circles x2+y2−2x−4y−20=0 externally at the point (5,5), is