Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • Explain Solution for RD Sharma Maths Class 12 Chapter 6 Adjoint and inverse of a Matrix Exercise very short answer type Question 17 maths textbook solution

Explain Solution for RD Sharma Maths Class 12 Chapter 6 Adjoint and inverse of a Matrix Exercise very short answer type Question 17 maths textbook solution

Answers (1)

VSQ : 17

Answer : Given : A is an invertible matrix and \left | A^{-1} \right |=2

Hint : use the relation between \left | A^{-1} \right | and \left | A \right | of find the answer

Solution : We know that 

\begin{aligned} &\left|A^{-1}\right|=\frac{1}{|A|} \\ &2=\frac{1}{|A|}\left(\left|A^{-1}\right|=2\right) \\ &|A|=\frac{1}{2} \end{aligned}

Posted by

Infoexpert

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

Board Exam Time Table 2025 Live: UP Board exams from February 24; CBSE, BSEB date sheet soon
anam-khan

CBSE Date Sheet 2025 Live: Class 10, 12 board exam dates soon; syllabus, sample papers
anam-khan

Extra time in CBSE exams for students with type 1 diabetes: Kerala SHRC seeks report on plea

Latest Question