Question

Jika A={1,2,3},B={4,5,6},dan C={2,3,4,5},maka A u B (B n C) adalah?

Answer 1

A U B = {1,2,3,4,5,6}
B n C = {4,5}

Answer 2

A U B ={ 1,2,3,4,5,6}
( B n C ) = { 5 }
A U B (B n C ) = {5}