Question 374223
The center of the circle should be midpoints of the two given points: ((-2 + 4)/2, (4+2)/2) = (1, 3).  The radius is {{{sqrt((-2-1)^2 + (4-3)^2) = sqrt(10)}}}.  The center-radius form of the circle is then {{{(x-1)^2 + (y-3)^2 = 10}}}.