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Match each kind of matrix to its condition

Exercise and reference answers

Matching pairs
  1. Left
    Row matrix
    Right
    exactly one row
  2. Left
    Column matrix
    Right
    exactly one column
  3. Left
    Square matrix
    Right
    as many rows as columns
  4. Left
    Diagonal matrix
    Right
    every off-diagonal entry is 0
  5. Left
    Identity matrix
    Right
    1s on the diagonal, 0s elsewhere
  6. Left
    Zero matrix
    Right
    every entry is 0

Explanation

The chapter's taxonomy, straight from the summary. Source: syllabus Maths Part I, Ch 3 Matrices.
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