Diameter passes through the center of the circle.
Center is the midpoint of the diameter.
Endpoints of the diameter is A(—3,2) and B(4,2).
We all know the Midpoint formula,
C( x , y ) = [ (—3+4)/2 , (2+2)/2 ]
C (x , y) = ( 1/2 , 4/2 )
Therefore , the center of the circle is ( 1/2, 2 )