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–1 vote

Which of the following is true?

  • Every lower triangular matrix is group under multiplication operation where all elements of diagonal are non zero numbers.
  • Every diagonal matrix is group under multiplication operation, where all elements of diagonal are non zero numbers.
  • Every matrix is Abelian under addition operation where all elements are real numbers.
  • Both (a) and b)

Why is C incorrect?

asked in Linear Algebra by Loyal (2.8k points) 3 15 39
retagged by | 104 views
@gabbar its addition not identity element is 0 and inverse is I(A)= -A
@MADE EASY people are shit

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