Find all points of intersections of the 2 circles defined by the equations (x-2)^(2)+(y-2)^(2)=4
(x-1)^(2)+(y-1)^(2)=4

I can't solve this in any sort of concise way, and neither can my MIT graduate Dad.

I CHALLENGE YOU.

Ms. ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms. ortiz charge per kilogram of tomatoes to make on a load of tomatoes?