Question

If U = {1, 2, 3, 4, 5, 6, 7}, what is the complement of Set A = {1, 3, 5, 7}?
A) { }
B) {1, 2, 3}
C) {2, 4 6}
D) {1, 3, 5, 7}

Answer 1

Start with U = {1, 2, 3, 4, 5, 6, 7} and erase any number that you find in set A

Answer 2

the complement of set A is basically everything that is NOT in set A (ie the opposite of set A)

Answer 3

Ok thanks. Dunno why but I'm struggling with this lesson :l

Answer 4

you're welcome

Answer 5

So C