Question 915363
A(-3,5)
O(1, c) 
.......
 B(2,4)
O(1, c)
...Distance Equal
16 + (5-c)^2 = 1 + (4-c)^2
16 + 25 - 10c + C^2 = 1 + 14 -8c + c^2
26 = 2c
13 = c
.........
 B(2,4)
O(1, 13) r = sqrt( 1 + 81) = sqrt(82)
{{{(x-1)^2 + (y - 13)^2 = 82}}} y-intercept (0,22), x-intercept: none
{{{drawing(300,300, -30,30,-30,30, grid(1),
circle(-3, 5,0.6),
circle(2, 4,0.6),
circle(1,13,sqrt(82)),
circle(0,13,0.6),
circle(0,22,0.6),
graph( 300, 300, -30,30,-30,30))}}}