Mathematics 4024 · O Level · Sets

Sets — practice question

$\mathcal{E}=\{a,b,c,d,e,f,g,h,i,j\}$, $P=\{i,a,e\}$, $Q=\{j,i,h,g,f\}$, $R=\{g,f,e,d,c\}$.

(a(i))[1]

Find the set $P\cup Q$.

(a(ii))[1]

Find the value of $n(P'\cap(Q\cup R))$.

(b)[1]

Use set notation to state the shaded region in the Venn diagram.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$\{a,i,e,f,g,h,j\}$” …