If A = {black, pink} and B = {red, orange, yellow, green, blue, indigo, violet}, what is A B?

Question

If A = {black, pink} and B = {red, orange, yellow, green, blue, indigo, violet}, what is A  B?

anonymous · Answer

a U or a upside down u?

anonymous · Answer

do you understand the "U" or "upside-down U"?
what they represent?

anonymous · Answer

I think it's all of them combined..

anonymous · Answer

yeah
its a U

anonymous · Answer

all of them combined. It means Union.. The upside down U is Intersection

anonymous · Answer

{black, pink} 
 {red, orange, yellow, green, blue, indigo, violet, black, pink} 
 {all colors except black and pink} 
 { } 
THESE ARE MY CHOICES

anonymous · Answer

think of it this was.. Union means marriage.. So whatever they have you combine it.. Intersection is where they meet.. So it's whatever they have in common.

anonymous · Answer

way*

anonymous · Answer

you get it?

unklerhaukus · Answer

$$A\cup B$$or$$A\cap B$$?