Rate of change of "Differentiation" 

Couldn't understand that people claimed his English was bad. Actually it's understandable and we can understand it easier. Thank you for the video!☺

I was confused in class today but thanks to this video i think i am now ahead of the class including my lecturer

spm is in less than a month, and here you are my saviour. I just PROPERLY learned rate of change (after so long struggling with revision books not understanding a thing) THANK YOU SO MUCH I HOPE YOU SUCCEED IN LIFE FOREVER

I have a feeling that this teacher is quite nervous lol but great tutorial :))))) It helps a lotttt

11 years later and still a legend !

YOU ARE THE REASON WHY I HAVE PASSED IGCSE TWO YEARS AGO. Seriously. Hero!

I understand the rate of change much better thank you ^_^ now have to rewatch the examples to take notes :)

the best explanation teacher ever.

Hello Sir i am really enjoying your video,i understand your explaination than in school. Tomorrow i have exams and am sure that i will pass my exams by the help of your explaination.Thank you very much sur.

Very good explanation, your presentation is good despite language difference

It's 2019 and I can really understand your explanations. Thank you for saving my life 😊

PRAISE GOD FOR YOU 😭😭😭I WAS STRUGGLING WITH UNDERSTANDING THIS SO MUCH I WANTED TO CRY

wow, thanks alot, u made it more easier for me, i taught i would never understand this, but u did all the trick for me, May God bless u

Best explanation of related rates of change I've seen so far.Thanks man

even through pandemic, this video is still helpful for students who’s struggling. only god knows how thankful i am

Thanks for making this video sir !!! I currently understand what is differentiation now😊

Even if this was 9 years this is really well explained. Thank you so much sir🙌

I've always been fairly good at math and the fun part about it is understanding why ... but my teachers just show u how to do it . Thanks to you I finally understand why it is done

you really make addmaths understanding a piece of cake for me even when i thought it is hard at first 😂

Thank you!! Helped me brush up before a tutoring session. Been awhile but your vid brought it all back for me

Wah legit good 👍👌. Best

I love how u speak honestly😌💞

I could not understand this topic at school but sir you have made my day too. thank u a lot sir. its really helpful. keep it up sir.

Who's here durin quarantine! Thanks sm for this video! Your accent also reminds me of my teacher's. So that's a plus:)

Thank u so much bro..i've been struggling to solve the rate of change questions..but now i understood it well and ready to do it..your explanations and methods are very helpful than the one taught at school . Thanks again..😊👍👏

Absolutely amazing, best explanation of differentiation I could ever ask for. *clap* *clap* *clap*

thank u so much sir! i skipped so many add classes and this vid helped me a lot :D

Good explaination. no step skipped. Thank you

@Narvin Keetarut: you are most welcome!! All the best ya =)

all of the videos + my lecture = 0 but this video = 1/0 what a great video, i understand about rate of change now

Easy to follow n understand. Worth sticking to your channel. Tq Mr Y=mx+c.

OMG THANKS TOMORROW IS MY EXAM AND I HAD NO IDEA ABOUT RATE OF CHANGE BUT NOW I UNDERSTOOD

Hey there! Thank you so much! You were able to make this clear to me in a fraction of the time my teacher spent trying to teach this but instead getting me confused

I have begin my degree for aerospace engineering and we started with functions then moved onto calculus. managed to keep up in class then when it got to the applied questions i wouldn't know where to begin! this Tutorial has just saved my life and i understand everything! Thank you!

my exam is tomorrow and after i saw this video i can solve any question now ....thankssss

Its a must to subscribe this channel 🙆 Btw, you saved my life. Now I can do my addmaths tuition work book thanks to you . hope u make more vids like this. It means a lot to me. thanks again for your kindness 👅

actually know what dv dt means now 😍

This video was very very helpful!! Thanks a bunch, sir!

Thanks a lot sir. Great tutorial. Have a test tmrw!

I love the Singaporean accent that was in the video. thanks btw

Great video man. Perfect explanation.. will for sure help on my midterm

THIS VIDEO HELPS ME A LOTT 😭 thank youu 💯💯💯

A small suggestion.. Can you type all the questions that you have taught in your video channel and insert it in a file.. Atleast the student can print the questions and do it with you.. I think you should do that.. Its just a suggestion :D Keep up the good work man !

I have a math exam tomorrow. This really helped

thank you sir you're my lifesaviour beacuse of igcse exam 2018 tomorrow

Thanks sir for your free videos , it has help me a lot in my math and add maths. God bless u😄

You explain so well thank you.

Thank you so much!!! it really helps me since i dont even understand what did my teacher tought me in my recent class. Thanks a lot sir :)

wow! this was very helpful.. very simple to understand... thank you Sir!

Greatt explanationn👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻

This has been really really useful thank you so much

Amazing just Amazing. Thank you so much.

I enjoyed and loved how you explain maths 😍 thank you

Thank you sir... this helps me a lot! I wasn't in my class when my teacher teachs this topic. So, I need to work on myself. Then I found your video and it is really cool. It really2 helps me. :D

Great job👏♥️👏

Great video,well simplified, kudos

thank you for the clear presentation and teaching! useful for my upcoming test (:

I love this explanation. Finally i understand😭.

Nice video sir ♥️

THANK YOU SO SO MUCH, this really helped me alot

YOU ARE A SAVIOUR!!! U CAN DO ITTT 😭😘

Thank you so much for this video! You helped me so much on my Pre-Calculus final :)

I already forgot this thing in highschool and now struggle with this back again in engineering

very well understood thanks mann❤️

Finally understood this.Thanks alot!

Excellent teaching

You are amazing !! Very clear

What kind of Gimbal do you use to capture an aerial shot?

Thank you so much, I needed this

THANK YOU!! u made me understand this roc topic and im having n level amath paper 1 tmr !!!

thank you for making this video, it helps me to undersatnd rate of change better.

Thanks !!!! All Mrsm student will see your video before exam... Please do Physic topic ... Im very hopeful

thank you very much....love from Pakistan

I must say, it took a young guy with a broken accent to make any sense of this. Thanks.

Very good explanation. 👍

You're amazing. THANK YOU SO MUCH!!

A lovely lesson. Thank you!

thank you for sharing this knowledge very helpful to me

Good class

THANK YOU YOU SAVE MY LIFE

bro thank you so much i have an add maths tmrw

Oh WOW saved a lot of money from going to add math tuition hahaha thanks man !

please keep up the good work!! i love your videos, the only thing getting me through add maths xx

thanks bro, esok exam baru nak belajar topic ni haha

I wish u were my lecturer ❤

Thanks so much this really helped!

Thanks a lot! Really helped me man! Even after 5 years 😂

Nice one, perfect 👌

love how you explain

awesome ^.^ well explained sir

This is soo helpfull thxxx 🔥🔥🙏

the best of all other videos.

Thanks for the lesson ! Appreciate !

Thank you so much. This was very, very helpful.

bros a goat for doing this video

this was very helpful thankyou

really helpful video

Thhhaaannkkk yoouuu... was really really helpful

Thanks so much, but can u also put some HOTS questions video here because I am sitting for my SPM this Nov. Thanks again.

this is very helpful bra thanks