Question

If A = {1,2,3} and B = {2,4}, then the set of
all sets X satisfying X is a subset of A and X is not
a subset of B is

a) {{1}, {3}, }
b) {{1}, {3}, {1,2}, {1,3}, {2,3} }
c) {{1},{3}, {1,2}, {1,3},{ 2,3}, {1,2,3} }
d) none of the above.​

Answer 1

Answer:

X = {1,3}

Step-by-step explanation:

A = {1,2,3}

B = {2,4}

X = {1,3} it becomes subset of A but not the subset of B