##### Get a free home demo of LearnNext

Available for CBSE, ICSE and State Board syllabus.
Call our LearnNext Expert on 1800 419 1234 (tollfree)
OR submit details below for a call back

clear
X Introducing NextGurukul app, India's Largest Collaborative Learning Community for Learners and Educators - Now available with a Fresh UI and Exciting New Features!

Install Now
searchtune

Bhoothnath

Jun 24, 2014



Asif

Oct 9, 2014

#### What is the meaning of 'post multiplying'?



The product of matrices A and B, AB and BA are not the same. It is common to use the terms “pre-multiplication” and “post-multiplication” in the multiplication of matrices. “A is p...

Misha Jain

Apr 22, 2014



Misha Jain

Apr 23, 2014

#### Prove, using properties of determinant -



=a^2(aÃ a^4-2ab^3)-2ab(a^3b^3-4a^2+b^2(b^4-2ba^3) =a^6-2a^3b^3+2ab(3a^2b^2)+b^6-2a^3b^3 =a^6+b^6+6a^3b^3-2a^3b^3-2a^3b^3 =a^6+b^6+2a^3b^3 =(a^3+b^3)^2...

Asif

Jun 12, 2014



Misha Jain

Apr 22, 2014



Misha Jain

Apr 22, 2014



Mohammed Irfan

Aug 25, 2015



Misha Jain

Apr 23, 2014



Misha Jain

Apr 22, 2014



Bhoothnath

Jun 24, 2014



Asif

Oct 9, 2014

#### What is the meaning of 'post multiplying'?



The product of matrices A and B, AB and BA are not the same. It is common to use the terms “pre-multiplication” and “post-multiplication” in the multiplication of matrices. “A is p...

Misha Jain

Apr 22, 2014



Misha Jain

Apr 23, 2014

#### Prove, using properties of determinant -



=a^2(aÃ a^4-2ab^3)-2ab(a^3b^3-4a^2+b^2(b^4-2ba^3) =a^6-2a^3b^3+2ab(3a^2b^2)+b^6-2a^3b^3 =a^6+b^6+6a^3b^3-2a^3b^3-2a^3b^3 =a^6+b^6+2a^3b^3 =(a^3+b^3)^2...

Asif

Jun 12, 2014



Misha Jain

Apr 22, 2014



Misha Jain

Apr 22, 2014



Mohammed Irfan

Aug 25, 2015



Misha Jain

Apr 23, 2014