ECZ 2023 · O-Level Paper 1 — Algebra
Simplify 2a2 - 5b(a - b) + ab.
- A. 2a2 - 4ab + 5b2
- B. 2a2 - 6ab + 5b2
- C. 2a2 - 5ab + 5b2
- D. 2a2 + 6ab - 5b2
Verified working — step 1
2a2 - 5b(a - b) + abThe 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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