Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • NCERT
  • (i) Show that the matrix A equals [ 1 -1 5 -1 2 1] is a symmetric matrix.

Q7.    (i) Show that the matrix A = \begin{bmatrix} 1 &- 1& 5\\ -1 & 2 & 1\\ 5 & 1 & 3 \end{bmatrix} is a symmetric matrix.

Answers (1)

best_answer

A = \begin{bmatrix} 1 &- 1& 5\\ -1 & 2 & 1\\ 5 & 1 & 3 \end{bmatrix}

the transpose of A is

A' = \begin{bmatrix} 1 &- 1& 5\\ -1 & 2 & 1\\ 5 & 1 & 3 \end{bmatrix}

Since,A' = A so given matrix is a symmetric matrix.

 

 

 

 

Posted by

seema garhwal

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

CBSE 12th biology, physical education exams 2026 for sports event participants on April 11 and 13
anam-khan

CBSE 2026 Class 12 LIVE: History exam begins; paper pattern, guidelines, things to carry
anam-khan

CBSE introduces alternative assessment scheme for Class 12 students in West Asia; key guidelines

Latest Question