Question

If A = {1,2}, B = {3,4}
then AUB is​

Answer 1

Answer:

AUB={1,2,3,4}

step-step explanation:

Union means writing every value together. if the values are repeated write it only once..

Ex:A={1,2,3,4,5},B={2,4,6} then AUB=

AUB={1,2,3,4,5,6}..

.......hope you understand.......

Answer 2

Answer:

[1,2,3,4]

Step-by-step explanation:

it's a union symbol when a and b are same numbers when a are not respected in b