ECZ 2017 · GCE Paper 1 — Sequences and Series
For the sequence 11, 13, 15, 17, …, find the 13th term.
- A. 37
- B. 33
- C. 24
- D. 35
Verified working — step 1
First term a = 11, common difference d = 2. T₁₃ = a + 12d = 11 + 24 = …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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