Mathematics 4024 · O Level · Sets

Sets — practice question

Take $\mathcal{E} = \{2,3,4,5,6,7,8,9,10,11,12\}$, $A = \{x : x \text{ is a prime number}\}$, and $B = \{x : x \text{ is a factor of } 36\}$.
(a)[2]

Fill in the Venn diagram.

(b)[1]

List the members of $A \cup B'$.

(c)[1]

Find the value of $n(A \cap B')$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: Correctly completed Venn diagram

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