If A = {1, 2, 3, 4, 5, 6, 7, 8, 9} and B = {3, 6, 9, 12, 15, 18}, what is A B?

Question

If A = {1, 2, 3, 4, 5, 6, 7, 8, 9} and B = {3, 6, 9, 12, 15, 18}, what is A  B?

anonymous · Answer

{3, 6, 9} 

 {1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 15, 18} 

 {1, 2, 3, 3, 4, 5, 6, 6, 7, 8, 9, 9, 12, 15, 18} 

{ } 
 this r the choices

amistre64 · Answer

your inability to proof your post is astounding ...

amistre64 · Answer

the little operation between A __ B  doesnt parse to well in a copy/paste

therefore your missing a vital piece

anonymous · Answer

i am enjoined by farmdawg from posting carnak.
i miss carnak
might bring him back anyway

amistre64 · Answer

farmdawg can be a bit of a nazi lol

unklerhaukus · Answer

there is no need to repeated elements in a set

anonymous · Answer

i guess he cannot fire me, only ban me, so carnak might make return soon

anonymous · Answer

attachment

unklerhaukus · Answer

When uniting sets simply combine the elements, but each element need only appear once in the union