ECZ 2013 · O-Level Paper 1 — Index Notation
Evaluate (34)-2.
- A. 169
- B. 916
- C. -169
- D. 43
Verified working — step 1
A negative index means take the reciprocal first: (34)-2 = (43)2 = …The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
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