ECZ 2021 · GCE Paper 1 — Index Notation

Evaluate 9¹² + 1.

Verified working — step 1

The power 12 is not "divide by 2" - it is an instruction to take the square root.

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Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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