Question

If S = {positive integers} and subset T = {positive integers divisible by 3}, what is T′?

A) {3, 6, 9, 12, ...}
B) {1, 2, 3, 4, 5, ...}
C) {1, 2, 4, 5, 7, 8, ...}
D) { }

I believe the answer is A, am I correct?

Answer 1

T' will be positive integers not divisible by 3

Answer 2

so which one do u think it is?

Answer 3

its not A

Answer 4

T' means everything in S which is not in T

Answer 5

okay is it C? (1,2,4,5,7,8)

Answer 6

yes

Answer 7

okay thank you :) @cwrw238

Answer 8

yw