Question

What is the intersection of the sets D = {5, 7, 10, 13, 19} and E = {3, 7, 14, 19}?



{7, 19}


{5, 7, 9, 10, 13, 14, 19}


{5, 9, 14}


null set

Answer 1

\(a \cap b\) refers to the set of things a and b have in common for example:
\(\{1.2.3.4\}\cap\{4,5,8\}=\{4\}\)

Answer 2

is it b?

Answer 3

which one is b?

Answer 4

i mean is it [7,19]?

Answer 5

yeah

Answer 6

thanks