ECZ 2022 · O-Level Paper 1 — Sets
Shade (A∪B' )∩C on the diagram in the answer space below.
- A. mathsets/qstn4a.jpg
- B. mathsets/qstn4b.jpg
- C. mathsets/qstn4c.jpg
- D. mathsets/qstn4d.jpg
Verified working — step 1
(A∪B′)∩C means we first restrict attention to set C. Within C, shade every region that is in A or not in B.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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