In the following state whether $A=B$ or not :
$A=\{4,8,12,16\} ; B=\{8,4,16,18\}$
Write the following sets in roster form :
$\mathrm{E} =$ The set of all letters in the world $\mathrm{TRIGONOMETRY}$
Write the following sets in roster form :
$D = \{ x:x$ is a prime number which is divisor of $60\} $
Write the following intervals in set-builder form :
$\left[ { - 23,5} \right)$
State which of the following sets are finite or infinite :
$\{ x:x \in N$ and $x$ is prime $\} $