Question

5. [3.02]

If A = {red, orange, black, grey} and B = {red, orange, yellow, green, blue, indigo, violet},
what is A B? (4 points)

Answer 1

A B ?

Answer 2

What symbol is there in between?

Answer 3

a U

Answer 4

{red, orange, yellow, green, blue, indigo, black, grey,violet}

Answer 5

FoolForMath is correct.
Just group all of the elements into one set.