4. If U = {1,2,3,4,5,6,7},
A = {1,3,5,7)
B = {2,3,5} then find AUB and AnB and
show in venn diagram
(ufa U = {1,2,3,4,5,6,7},
A = {1,3,5,7)
B = {2,3,5} भए AUB र A B पत्ता लगाई​