If A = {3,4,5}, B = {3,4,5,6,7,8,9}, C = {2,5,7}, D = { }, and E = {3,4}, answer the following

a) Answer the following as true (T) or false (F)

i. B A

ii. D E

iii. C E

iv. E A

b) Answer the following.

i. n(A) =

ii. n(B) =

iii. n(C) =

iv. n(A B) =

v. n(C B) =

vi. n(A U B U C) =