ECZ 2019 · O-Level Paper 1 — Index Notation
Evaluate (-1)0 × 23.
- A. -8
- B. 1
- C. 8
- D. 2
Verified working — step 1
(-1)0 × 23The 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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