Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • Explain solution RD Sharma class 12 Chapter 6 Adjoint and Inverse of a Matrix exercise Fill in the blanks question 7

Explain solution RD Sharma class 12 Chapter 6 Adjoint and Inverse of a Matrix exercise Fill in the blanks question 7

Answers (1)

best_answer

Answer   \rightarrow 100

Hint  \rightarrow A(\operatorname{adj} A)=|A| I

Given \rightarrow A   is a square matrix of order 2 such that   A(\operatorname{adj} A)=\left[\begin{array}{cc} 10 & 0 \\ 0 & 10 \end{array}\right]

Explanation

                \begin{aligned} &\rightarrow A(\operatorname{adj} A)=|A| I \\ &=\left|\begin{array}{cc} 10 & 0 \\ 0 & 10 \end{array}\right| \\ &=100-0 \\ &=100 \end{aligned}

               

               

Posted by

infoexpert27

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 2026 Admit Card LIVE: CBSE Class 10, 12 hall tickets at cbse.gov.in soon; exam dates, link, latest update
anam-khan

Looking forward to interacting with students at Pariksha Pe Charcha 2026: PM Narendra Modi
anam-khan

CBSE Exam Dates 2026 LIVE: CBSE Class 10th, 12th revised date sheet at cbse.gov.in; how to download, updates

Latest Question