ECZ 2021 · O-Level Paper 1 — Coordinate Geometry
Find the equation of a straight line which is perpendicular to the line 2y - x = 3 and passing through the point (-4, 1).
- A. y = -2x - 7
- B. y = -12x - 1
- C. y = 12x + 3
- D. y = 2x + 9
Verified working — step 1
2y - x = 3The 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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