Question

Let A = {1,2,3,4},B= {1,2,3} and C={2,3}. Find all sets X satisfying the given example.
a) X is a subset of B and X is not a subset of C.
b) X is a subset of B,X is not equal to B and X is not a subset of C.​

Answer 1

Step-by-step explanation:

i)

X is the subset of B but not subset of C

==> X = { 1 }

ii)

X is the subset of B, X is not equal to B and X is not subset of C

==> X = { 1 }