imo class 12 determinants

What is the determinant of an identity matrix of order n?

VAVidaara Admin Asked 6d ago 0 views 0 answers
#IMO#Class 12#Mathematics#Determinants#mathematical-reasoning

What is the determinant of an identity matrix of order n?

  • A. 0
  • B. n
  • C. 1
  • D. n!

Answer: C) 1

Explanation: The identity matrix is a diagonal matrix with 1s on the diagonal. The product of these is always 1.

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