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Name: Explain solution RD Sharma class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 28 maths
Uploaded: Thu, 2021-08-12 22:03
Description: Explain solution RD Sharma class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 28 maths

#CBSE 12 Class
#RD Sharma Vol. 1 Class 12
#R.D. Sharma
#Algebra of Matrices
#School
#Maths

#1.3
#4.1
#4.2
#4.3
#4.4
#4.5
#9.12
#Fill in the blanks
#Very Short Answer type
#Multiple Choice Questions (MCQs)

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Explain solution RD Sharma class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 28 maths

Answers (1)

Answer:

A² is a symmetrical matrix.

Hint:

Use the basics of skew- symmetrical matrix

Given:

A is a skew symmetrical matrix.

Solution:

given

-A = A^T

So,

$\begin{aligned} &A^{2}=\left(-A^{T}\right)^{2} \\ &A^{2}=\left(A^{T}\right)^{2} \\ &A^{2}=\left(A^{2}\right)^{T} \end{aligned}$

So, A² is a symmetrical matrix.

Posted by

Gurleen Kaur

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Explain solution RD Sharma class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 28 maths

Answers (1)

Posted by

Gurleen Kaur

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