Question

If W = {1, 2, 3, 4 …} and subset Z = {positive odd integers}, what is Z'?

{1, 2, 3, 4 …}

{ }

{5, 6, 7, 8 …}

{2, 4, 6, 8, …}

Answer 1

Z' is W-Z

Answer 2

whats does that meaan

Answer 3

W is the set of positive integers
Z is a sub set of W , Z is the odd terms in W
Z' is a sub set of W, Z' is W but not the terms is Z