ECZ 2018 · GCE Paper 1 — Index Notation
Evaluate 2723.
- A. 18
- B. 3
- C. 9
- D. 81
Verified working — step 1
A fractional index means root and power: 2723 = (³√27)². The cube root of 27 is 3, and 3² = …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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