ECZ 2021 · O-Level Paper 1 — Sets
Use set notation to describe the shaded part in the Venn diagram below.
- A. A∩(B∪C)
- B. A∩(B∩C)
- C. A∪B∪C
- D. A∪(B∩C)
Verified working — step 1
All of set A is shaded. The overlap of B and C is also shaded, including the central part already in A. Therefore, the shaded region is:The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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