ECZ 2019 · O-Level Paper 1 — Sets
Set A={ Prime numbers less than 12}. List set A .
- A. {1,2,3,5,7,11}
- B. {2,3,5,7,11}
- C. {2,3,5,7,9,11}
- D. {1,3,5,7,9,11}
Verified working — step 1
A prime number is a whole number greater than 1 with exactly two positive factors: 1 and itself. The prime numbers less than 12 are: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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