ECZ 2019 · GCE Paper 1 — Index Notation
Evaluate (⁴√81)3.
- A. 12
- B. 27
- C. 9
- D. 81
Verified working — step 1
The small 4 on the radical means a FOURTH root, not a square root. Take the root first so the numbers stay small, then cube.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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