ECZ 2016 · O-Level Paper 1 — Quadratic Functions
For the graph y = 3 − 2x − x2, find the coordinates of the turning point.
- A. (1, 0)
- B. (−1, 6)
- C. (−1, 4)
- D. (−1, −4)
Verified working — step 1
The turning point sits ON the axis of symmetry - substitute its x back into the curve, guarding the signs.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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