Question

Which of the following is not a subset of {1, 2, 3}?

Ø
{0}
{1, 2, 3}

Answer 1

what did you get

Answer 2

nothing i need help

Answer 3

is the number 0 in the list of 1, 2, 3 ?

Answer 4

\[\left\{ 0 \right\} is \not a \subset of \left\{ 1,2,3 \right\}\]
\[subsets of \left\{ 1,2,3 \right\} are\]
\[\emptyset,\left\{ 1 \right\},\left\{ 2 \right\},\left\{ 3 \right\}\]
\[\left\{ 1,2 \right\},\left\{ 2,3 \right\},\left\{ 1,3 \right\},\left\{ 1,2,3 \right\}\]