ECZ 2024 · GCE Paper 1 — Sets
Given that the universal set E = {1, 2, 3, 4, 5, 6, 7, 8, 9}, P = {2, 4, 6, 8} and Q = {2, 3, 5, 7}. List P′ ∩ Q.
- A. {3,5,7}
- B. {1,3,5,7,9}
- C. {2}
- D. {2,3,5,7}
Verified working — step 1
P' (the complement of P) means everything in E that is NOT in P. The ∩ then keeps only the members the two sets share.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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