GATE CSE
First time here? Checkout the FAQ!
x
–1 vote
92 views

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 Active (2.2k points)   | 92 views
@gabbar its addition not multiplication..here identity element is 0 and inverse is I(A)= -A
@MADE EASY people are shit

Please log in or register to answer this question.



Top Users May 2017
  1. akash.dinkar12

    3154 Points

  2. pawan kumarln

    1636 Points

  3. sh!va

    1600 Points

  4. Arjun

    1360 Points

  5. Bikram

    1322 Points

  6. Devshree Dubey

    1262 Points

  7. Debashish Deka

    1132 Points

  8. Angkit

    1044 Points

  9. LeenSharma

    900 Points

  10. srestha

    710 Points

Monthly Topper: Rs. 500 gift card
Top Users 2017 May 22 - 28
  1. Bikram

    408 Points

  2. pawan kumarln

    262 Points

  3. Ahwan

    236 Points

  4. Arnab Bhadra

    234 Points

  5. LeenSharma

    138 Points


22,772 questions
29,098 answers
65,132 comments
27,639 users