ECZ 2019 · GCE Paper 1 — Index Notation
Evaluate 3⁰ × 3³ + 3¹.
- A. 27
- B. 12
- C. 84
- D. 30
Verified working — step 1
3⁰ = 1, so 3⁰ × 3³ = 1 × 27 = 27. Then 27 + 3¹ = 27 + 3 = …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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