C. 16
6. How many subsets does G = {t,e,a,m} have?
a. 4
b. 12
d. 20
7.It is the set of elements that belong to A or B.
a. union
b. intersection c. difference
d. none of the above
8. If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is An B?
a. A n B = {1, 2, 3, 5, 7, 9} b. A nB = {1} c. An B = {3,5,7} d. AnB
9. If A = {a,e,i,o,u} and B = {v,0,w,e,l,s }, what is A U B?
a. A U B = {0,e} b. AU B = {a,e,i,o,u,v,o,w,e,l,s } C. A U B = {v,w,1,s} d. A
10. If A = {1,2,3,4,5,6,7} and B = {1,3,5,7), then :
a. The cardinality of AU B = 4
b. The cardinality of An B = 4
C. The cardinality of A U B =11
d. The cardinality of An B = 11​