When entering a set, use a pair of cursive brackets and use a comma between two elements WITHOUT any space, like {x,y,z}.

Given U={1,2,3,4,5,6,7,8,9}U={1,2,3,4,5,6,7,8,9}, A={1,3,5,7}A={1,3,5,7}, B={2,3,4,5,6}B={2,3,4,5,6}. Find the following sets

AB=AB=

AB=AB=

B=B=

AB=AB=

(AB)=(AB)=