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MATRICES — MATHS STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceMATHSMATRICES1 Mark
Question
A matrix having mm rows and nn columns with m = n is said to be a?
  1. rectangular matrix
  2. square matrix
  3. identity matrix
  4. scalar matrix
✓

Answer

  1. square matrix
Solution:
A matrix having mm rows and nn columns with m = n, means number of rows are equal to number of columns.
$\therefore$  given matrix is square matrix.

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