Question

Decide, among the following Sets are subsets of one and another
A = {x:x E R and x Satisfy : x ²-4x +3 =0 }
B = {1,3}, C = {1,3,5}, D= {4,5,6}​

Answer 1

Answer:

A={ 1,3} B = {1,3}, C = {1,3,5}, D= {4,5,6}

A is subset of B and C

B is subset of A and C

A and B are equal sets