Lesson 19 - Matrices | Maths Session-Term 3 #DPEducation #Grade11Maths #matrix

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Lesson 19 - Matrices
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Part 01

1.1 Introduction ⏩00:00:00
1.2 Elements of a matrix ⏩00:05:01
1.3 Order of a matrix ⏩00:07:07
1.4 Raw matrices ⏩00:09:29
1.5 Coloum matrices ⏩00:10:28
1.6 Square matrices ⏩00:11:14
1.7 Zero matrices ⏩00:12:17
1.8 Main diagonal ⏩00:13:34
1.9 Identity Matrix ⏩00:14:43
1.10 Symmetric matrix ⏩00:16:08
1.11 Equal matrices ⏩00:17:47
1.12 Examples ⏩00:19:30
1.13 Addition of matrices ⏩00:32:58
1.14 Subraction of matrices ⏩00:39:18
1.15 Multiplication of matrices by a number ⏩00:44:54
1.16 Multiplication of matrices ⏩00:54:28
1.17 Examples ⏩01:28:58
1.18 Exercise ⏩01:31:26
1.19 Examples ⏩01:38:07
1.20 Equality of two matrices ⏩01:43:01
1.21Exercises ⏩01:43:07

About DP Education
The DP education was born out of the passion of Mr. Dhammika Perera to provide an innovative online math learning platform for school students to enhance their math skills. School students can access the government math curriculum from grades 6-13 at their own convenience for free.

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CHAPTER DESCRIPTION (in this video)

This video is a lesson on Matrices - Grade 11. By studying this lesson you will be able to
• identify a matrix
• identify the elements and the order of a matrix
• add and subtract matrices
• multiply a matrix by an integer
• multiply two matrices
• solve problems related to matrices.

Maths can not be learnt if you leave in between the class. So, we have provided break in between our online class at regular intervals.

You can ask your doubts and any questions related to this chapter in the message section below, and our teacher will reply back at the earliest. Also, do attend our live QnA Sessions, which are conducted from time to time, and we post the announcement on our social media platforms.

The link is given below:-

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[sachin_jayasekara]

I am not grade 11 student, But I am a first year university student. These lesson do lot help while studying. Thank you very much DP education team.

[caasimmukarram]

In this situation this is a great help for all the students to study at home.Thank you very much Mr. Dhammika Perera and all the Teachers who organized this.May God Bless all of you. I will never forget this great help.

[Emi_Ama]

During this pandemic its a great opportunity to all the students who are sitting for the 2021 O/L exam....Thank you so much DP EDUCATION for providing a great service with very clear explanation .

[SasikalaKuvendran]

Thankyou so much for explaining this lesson briefly..😊

[fathimanaushana]

Thank you very much for DP Education for providing us this great help in this situation. God bless you all

[chandikasandun]

it is very helpful for all the students in Sri Lanka. I would like suggest to do these videos from 20 th lesson to end of second the term . specially I like to thank for Mr. Dammika Perera and the teacher who is doing this video .God bless for the persons who helped to doing this videos .

[RukshisLifestyle]

Thank you so much miss! I was messing with the metrics before I watched this vedio and now I find it terribly easy with your methods 😄😄. Thank you so much miss! 😋❤️

[pubuduwarnakula]

Great work. This is very helpful all who are interesting to learn Maths. Thank you Mr. Dammika Perera and all the staff who dedicate their money and labour.
Principal, Katukurunda Roman Catholic M.V.

[wellawella]

Thanks a lot Mr.Dhammika Perera uncle....You are the best...

[antrix]

Iam in grade 5 and i learnt so much from you.Matrices was our 3rd lesson

[pinkstoneangel]

I have learnt all maths lesson frim u in Viu teacher....ut was awesome niw only I knw teacher is in YouTube also hwevr nice

[sathirasahan]

You are the best teacher who taught me about Matrices in this situation.I wish you all th best teacher.God Bless You!!!!

[Ninii]

Thank you so much teacher...I watched this before doing the lesson in my class...The explanation is very clear and easily understandable...Thank you for this great service in this pandemic

[ayeshashifak]

Thank you soo much...For helping the poor

[Nabeel_Ramzi]

A confusing lesson explained in a good way❤ thanx!

[Niro_Editz]

Thank you madam for excellent explanation 😊

[warunathennakoon]

Thank you miss. I can understand what you are explaining very well .

[mohamedsahl]

Its soo use full to me .i got the lssn very well mam

[PM-btlm]

teacher can you discuss the past papers related to all the grade 11 lessons.there's not much time for us plz can u do it immediately

[pasidipramodya]

Grat explain teacher.
Thank you so much.