2014 DMS previous year questions (Discrete Mathematical Structures)

B.Tech CS (DMS) Discrete Mathematical Structures previous year questions - MinMarks

 

Q.1 Over the universe of animals, let

     P(x) : x is a whale ; Q(x):x is a fish.
     R(x) : x lives in water.
     Translate the following into English
$\; \exists x(~R(x\left)\right)$
$\; \exists x\left(Q\right(x)\wedge ~P(x\left)\right)$
$\; \forall x\left(P\right(x)\wedge R(x\left)\right) \to Q\left(x\right)$

$Q.2$ Let there is a tree with n-vertices of degree 1, 2 vertices of degree 2, 4 vertices of degree 3 and 3 vertices of degree 4. Obtain the value of n.$$$$

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