Question

Let $A=\{1,2,3,4,5,6\}$. Insert the appropriate symbol $\in$ or $\notin$ in the blank spaces:
$i.)$ 5A $ii.)$ 8A $iii.)$ 0A
$iv.)$ 4A $v.)$ 2A $vi.)$ 10A

Answer 1

$i.)$
$\because 5$ is an element of the given set $A$,
$\therefore 5\in A$

$ii.)$
$\because 8$ is not an element of the given set $A$,
$\therefore 8\notin A$

$iii.)$
$\because 0$ is not anelement of the given set $A$,
$\therefore 0\notin A$

$iv.)$
$\because 4$ is an element of the given set $A$,
$\therefore 4\in A$

$v.)$
$\because 2$ is an element of the given set $A$,
$\therefore 2\in A$

$vi.)$
$\because 10$ is not anelement of the given set $A$,
$\therefore 10\notin A$