Question

s={4,5,6,} t={5,6,7} S U T​

Answer 1

Given:- S = { 4,5,6 } and T = { 5,6,7 }

To Find :- S U T

Answer :- Here S = { 4,5,6 } and T = { 5,6,7 }

So , S U T = { 4,5,6,7}