alandra420 alandra420 22-02-2024 Mathematics contestada Week 2 discussion: Exersize set 2-3 #44 Find the cardinality of each set U={a,b,c,d,e,f,w,x,y,z,1,3,4,5,6,7,8,9,10,11,12,13,14,15} A={a,b,c,y,1,3,5,6,8,11} B={b,d,w,z,1,5,6,9,10,12,15} Solve: n(B')