Examine whether the following statements are true or false :
$\{ a,e\} \subset \{ x:x$ is a vowelin the English alphabet $\} $
Which of the following are examples of the null set
Set of odd natural numbers divisible by $2$
State which of the following sets are finite or infinite :
$\{ x:x \in N$ and $x$ is odd $\} $
What universal set $(s)$ would you propose for each of the following :
The set of isosceles triangles
Write the following intervals in set-builder form :
$\left[ { - 23,5} \right)$