Question Text
Question 1 :
$A$ and $B$ are two sets having $3$ and $4$ elements respectively and having $2$ elements in common. The number of relations which can be defined from $A$ to $B$ is:
Question 2 :
If R={$(x,y)/3x+2y=15$ and x,y $\displaystyle \epsilon $ N}, the range of the relation R is________
Question 3 :
Let $R$ be a relation on $N$ defined by $x+2y=8$. The domain of $R$ is
Question 4 :
Classify the following set as 'singleton' or 'empty':  $D = \{d | d \in N, d^2 \le 0\}$
Question 6 :
Let $A =$ {$\phi$ , {$\phi$},$1$, {$1$,$\phi$ },$7$}. Which of the following is true?<br/><br/>
Question 8 :
If $ \displaystyle \tan \Theta =2-\sqrt{3}$,then $ \tan \left ( 90^{\circ}-\Theta \right ) $ is equl to
Question 11 :
Identify the value of $\displaystyle\lim_{x \rightarrow 2} x^2 - 5x + 6$
Question 13 :
Find the next number in the series.<br/>$3, 6, 9, 12, 15,....$<br/>
Question 15 :
<p>Identify which of the sequences below is a not a progression.<br></p>