ECZ 2017 · GCE Paper 1 — Matrices

If Aᵀ = (1 −2 3 −4 5), a row matrix, write the matrix A.

  • A. The row (1 −2 3 −4 5)
  • B. The column [1; −2; 3; −4; 5]
  • C. The column [5; −4; 3; −2; 1]
  • D. The row (5 −4 3 −2 1)

Verified working — step 1

Transposing swaps rows with columns, so a 1×5 row transposes to a 5×1 column. A = (Aᵀ)ᵀ = …

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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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