tried using this formula and I arrive at the same answer
Where
I know its obvious why, but am I doing this problem correctly?
Hi I made an attempt at this problem but Im not quite sure if I have the correct procedure.
find the exact coordinates of the centroid.
So the graphs intersect at x=-10 and 10
the centroid is
and
So
Therefore,
and by symmetry the centroid is (15/4, 15/4) right??