Question 10

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Jambmaths question: 

Let P ={1, 2, u, v, w, x}

           Q = {2,3, v,w, 5, 6, y}

and R = {2,3, 4, v, x, y}. Determine (PQ)∩R

Option A: 

{x}

Option B: 

{x,y}

Option C: 

{1,x}

Option D: 

Ø

Jamb Maths Solution: 

$\begin{align}  & (P-Q)=\{1,x\} \\ & (P-Q)\cap R=\{1,x\}\cap \{2,3,v,x,y\} \\ & =\{x\} \end{align}$

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