ECZ 2022 · GCE Paper 1 — Quadratic Functions
The diagram shows the sketch of the graph of y = 3 - 2x - x2 passing through A, B and C. Find the (ii) turning point of the graph.
- A. (-1, 4)
- B. (1, 4)
- C. (-1, -4)
- D. (1, -4)
Verified working — step 1
For y = -x2 - 2x + 3: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.
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