Given A = {3, 4, 5, 8, 9}, B = {1, 3, 5, 7, 9, 10}, and C = {3, 4, 6, 8, 10}, find A − B.

{4, 8}
{1, 7, 10}
{3, 5, 9}
{1, 3, 4, 5, 7, 8, 9, 10}

Question

Given A = {3, 4, 5, 8, 9}, B = {1, 3, 5, 7, 9, 10}, and C = {3, 4, 6, 8, 10}, find A − B.

{4, 8}
 {1, 7, 10}
 {3, 5, 9}
 {1, 3, 4, 5, 7, 8, 9, 10}

urlocalgay · Answer

I believe its A seeing as A - B means Set A but not Set B

somnium · Answer

i havent seen statistics sets like that but i have to think that its c
on this one im not completely sure tho tbh :/

urlocalgay · Answer

I think it's A seeing as when it says Set a not set B means there will be nothing from B in the set, if that makes sense? And the only one for that I can see would be A

somnium · Answer

4 and 8 are the values that arent in set b so its possible, i understand it both ways tbh, im just not positive about it.