ECZ 2022 · GCE Paper 1 — Index Notation
Solve the equation x13 = 9.
- A. x = 3
- B. x = 729
- C. x = 27
- D. x = 81
Verified working — step 1
x13 = 9The 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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