ECZ 2017 · O-Level Paper 1 — Matrices

Given the matrix A = (3 2 1 ; 4 3 0), find Aᵀ (the transpose of A).

  • A. (3 2 1 ; 4 3 0)
  • B. (1 0 ; 2 3 ; 3 4)
  • C. (4 3 0 ; 3 2 1)
  • D. (3 4 ; 2 3 ; 1 0)

Verified working — step 1

The transpose turns each row into a column: row 1 (3 2 1) becomes column 1, so Aᵀ = …

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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