ECZ 2022 · O-Level Paper 1 — Quadratic Equations

Solve the equation 4y2 - 8y = 0.

  • A. y = 0 or y = -2
  • B. y = 0 or y = 2
  • C. y = 2 only
  • D. y = -2 or y = 2

Verified working — step 1

4y2 - 8y = 0

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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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