1.What is the cardinality of the set A = {x:x is even and 2<X<17}?
2.What is the number of all possible subsets of the set A={e,g,f}?
this is what i’ve done,correct me if i’m wrong
1.even numbers between 2-17
2,4,6,8,10,12,14,16 so cardinality = 8
2.{e} {g} {f} {eg} {gf} {ef} {egf} φ so number of subsets = 8
2.What is the number of all possible subsets of the set A={e,g,f}?
this is what i’ve done,correct me if i’m wrong
1.even numbers between 2-17
2,4,6,8,10,12,14,16 so cardinality = 8
2.{e} {g} {f} {eg} {gf} {ef} {egf} φ so number of subsets = 8