Question Text
Question 2 :
State whether the following statement is true or false.<br>$\{a, b\}=\{a, a, b, b, a\}$.<br>
Question 3 :
State whether the following statement is True or False<br/>If $U=\left\{1,2,3,4,5,6,7\right\}$ and $A=\left\{5,6,7\right\}$, then $U$ is the subset of $A$.
Question 4 :
The set of two digit numbers greater than 98 is a
Question 5 :
The set B= {a|a is a negative integer and a-1=0} is a
Question 6 :
If $S$ is a set with $10$ elements and $A = \left \{(x, y) : x, y\epsilon S, x\neq y\right \}$, then number of elements in $A$ is
Question 7 :
Which of the following regarding null sets are correct.<br>$(i)$ Empty set is considered as subset of all sets.<br>$(ii)$ Union of an empty set $\phi$ with a set $X$ is an empty set.<br>$(iii)$ Intersection of an empty set with a set $X$ is X.
Question 8 :
State whether the following statement is True or False.The given Set is An Empty Set :<br/>D = {prime numbers between 7 and 11}.
