ECZ 2017 · O-Level Paper 1 — Index Notation
Evaluate (8116)−1/4 + (8116)0.
- A. 2½
- B. 1⅔
- C. ⅔
- D. 1½
Verified working — step 1
(8116)14 = 32, so the negative index inverts it to 23. Any non-zero value to the power 0 is 1, giving 23+ 1 = …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.
Have a different question?
Search it — if it is from a past paper or a school mock, chances are we have it worked out, or one that uses the same method.
Search any past-paper question