ECZ 2024 · GCE Paper 1 — Computer and Calculator
A program calculates the nth term Tn of an arithmetic progression from its first term a, common difference d and term number n. Complete the program: Enter ____; Tn = ____.
- A. Enter a and n; Tn = a + nd
- B. Enter a, d and n; Tn = a + (n - 1)d
- C. Enter Tn; Tn = a + d
- D. Enter a, d and n; Tn = an + d
Verified working — step 1
The program needs the first term a, common difference d and term number n.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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