Composite Functions | Grade 7-9 Maths Series | GCSE Maths Tutor

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  • čas přidán 8. 12. 2019
  • A video revising the techniques and strategies for Composite Functions. (Higher Only).
    This video is part of the Algebra module in GCSE maths, see my other videos below to continue with the series focussed on equations and sequences.
    These are the calculators that I recommend 💎
    Casio fx-83GTX Scientific Calculator, Black - amzn.to/2P2cyGG
    Casio Fx-991ex Scientific Calculator Fx 991 Ex - New + 552 Function - Classwiz - amzn.to/2sw2Moz
    These are the new revision guides I recommend 💡
    Higher - New Grade 9-1 GCSE Maths Edexcel Student Book - Higher (with Online Edition) (CGP GCSE Maths 9-1 Revision) - amzn.to/366PltG
    Foundation - New Grade 9-1 GCSE Maths Edexcel Student Book - Foundation (with Online Edition) (CGP GCSE Maths 9-1 Revision) - amzn.to/2PpbjBF
    Revision videos:
    The Entire GCSE in Only 2 Hours!! Higher and Foundation Revision | GCSE Maths Tutor - • Everything You Need To...
    Everything for a Grade 6-9 in your GCSE Maths Exam! Higher Maths Exam Revision | GCSE Maths Tutor - • Everything for a Grade...
    All The Topics You NEED To Know For The 9-1 Maths GCSE 2020 (Higher) - • All The Topics You NEE...
    More videos in the Equations and Sequences series:
    All of Algebra in just over 1 hour!!! - • All of Algebra in just...
    Part 1 - Graph Transformations - • Graph Transformations ...
    Part 2 - Inverse Functions - • Inverse Functions | Gr...
    Part 3 - Composite Functions - • Composite Functions | ...
    Part 4 - Iterations - • Iterations | General I...
    Part 5 - Algebraic Proof - • Algebraic Proof | Grad...
    Part 6 - Solving Quadratic Equations - • Solving Quadratic Equa...
    Part 7 - The Quadratic Formula - • How to Use the Quadrat...
    Part 8 - Quadratic Simultaneous Equations - • Quadratic Simultaneous...
    Part 9 - Algebraic Fractions (Part 1) - • Algebraic Fractions | ...
    Part 10 - Harder Algebraic Fractions (Part 2) -
    Part 11 - Solving Equations with Algebraic Fractions -
    🔹 Watch the video
    🔹 Make notes
    🔹 Practice the questions
    🔹 Mark your work
    🔹 Review everything you have learnt
    Please like ✅ please comment ✅ please subscribe ✅
    Enjoy the video!
    Follow me here:
    Instagram: gcse_maths_tuto...
    Twitter: / gcsemathstutor
    Music: Over N Over
    Musician: Not The King.👑

Komentáře • 237

  • @maddielakeland5314
    @maddielakeland5314 Před 2 lety +430

    the 8 dislikes are from teachers who are mad that they still couldnt get us to understand this after 5 lessons and you did it in 12 minutes

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety +121

      Haha that makes me feel a lot better about the dislikes! 😂

    • @stealt7073
      @stealt7073 Před rokem +18

      @@TheGCSEMathsTutor legend

  • @Maryam-lm5po
    @Maryam-lm5po Před 3 lety +491

    This guy will be the reason I pass my maths GCSE, everything he says makes sooo much sense thank you!

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 3 lety +57

      Amazing news! So glad to hear it’s useful 😁🙏🏼

    • @barbarians7866
      @barbarians7866 Před 3 lety +88

      When the exam starts
      no one:
      me: *ayatul-kursi* Bismillah hir rahman ir raheem lol :)

    • @potatospud1597
      @potatospud1597 Před 3 lety +3

      Good luck

    • @xpresslotodo460
      @xpresslotodo460 Před 2 lety +10

      @@barbarians7866 youre not the only one, it gives you more luck lol

    • @barbarians7866
      @barbarians7866 Před 2 lety +12

      @@xpresslotodo460 Alhamdullilah! May Allah make everything easy for you! I wish you all the best :)

  • @Cosxmix
    @Cosxmix Před 3 lety +35

    I dont understand how your make everything so much easier to comprehend

  • @em_ignite
    @em_ignite Před 7 měsíci +27

    I’m top set maths at my school and you’re the only one who actually explained this to me in a way I can understand. It took many hours of revision until I found you but it was worth it!

  • @maddiedavila937
    @maddiedavila937 Před 4 lety +53

    You have been sent by god 🙏🙏🙏 tysm

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 4 lety +10

      Well thank you!!! 😁 my pleasure glad you are finding use in the channel!

  • @Rockerfeller26
    @Rockerfeller26 Před 3 lety +39

    I got a 98% this term and you where a HUGE contribution to that...fan of your work ...it's honestly amazing how so many people (including myself) can benefit from this treasure ...it's an immense thank you from me

    • @ashuwab8489
      @ashuwab8489 Před 3 lety +8

      Congrats on getting 98%
      That's amazing!

    • @mehreen5908
      @mehreen5908 Před rokem +3

      super late, but that's awesome, congrats!

  • @seanobi4189
    @seanobi4189 Před 3 lety +113

    Omg thank you so much, every time I do a past paper I just skipped function questions out because they looked so hard, you make it so easy, definitely won't be skipping those questions out again :)

    • @djwafflez5133
      @djwafflez5133 Před 11 měsíci

      Samee

    • @seanobi4189
      @seanobi4189 Před 11 měsíci +1

      @@djwafflez5133 lmao this was two years ago and i have a level maths paper 2 next week

    • @thegaming12wr35
      @thegaming12wr35 Před 11 měsíci +1

      ​@@seanobi4189 Got my GCSE maths today revising this while on the toilet 😅

    • @fatima-de2yv
      @fatima-de2yv Před 2 měsíci

      @@thegaming12wr35how was your maths gcse😭

    • @thegaming12wr35
      @thegaming12wr35 Před 2 měsíci

      @@fatima-de2yv fully sent it with this being my only revision , got out with a 7 and doing a level maths now 🙏🏌️

  • @quinstoni
    @quinstoni Před 2 lety +26

    I take igcse in new Zealand and my teacher explains things very vaguely so this in depth explanation was amazing

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety +8

      So glad to hear that the content is working for you! Well done for being proactive and putting the time in to deepen your understanding 😁🙏🏼

  • @aaryanramani1699
    @aaryanramani1699 Před 3 lety +20

    Excellent knowledge and explanation again...But I have to say- What an INTRO...LOVE THE MUSIC!!!

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 3 lety +9

      Aaryan Ramani Haha thank you! That intro took me ages to make 😂🙏🏼🙏🏼

    • @nawfaljafri
      @nawfaljafri Před 3 lety +2

      @@TheGCSEMathsTutor you made it?? i love it, it always lightens up the mood when coming to study math

  • @Yeah903
    @Yeah903 Před rokem +9

    You are an absolute legend. Without a shadow of a doubt you should be nominated for an award for the magnitude of students that you have aided in their path of gcse Maths🎉

  • @0x978
    @0x978 Před 2 lety +12

    I might be the only person watching this video to help me with my University studies lol...
    Can be demotivating to see all this stuff taught at GCSE and yet here I am at the end of year 1 Computer Science at Uni learning it for the first time so I dont struggle next year lol but we vibe
    edit: I must also thank you so much, these videos are so easy to understand.

  • @jeevanshergill9352
    @jeevanshergill9352 Před 2 lety +3

    Thank you so much, i stumbled on your video whilst doing revision for my Yr11 mocks coming up in 3 weeks and your video is brilliant. It explains things in clear and I will recommend to all my friends. Cheers 👍

  • @complexnumbers0196
    @complexnumbers0196 Před 3 lety +53

    Outstanding video to increase prior knowledge of functions. Namaste 🙏🏻

  • @user-bj4yf9jj5o
    @user-bj4yf9jj5o Před 14 dny +1

    Lifesaver before the day of the exam!!!

  • @DanHaines-kw3bl
    @DanHaines-kw3bl Před 2 lety +9

    I like your clarity, IGCSE maths is so much easier because of you!!! 🙂😀😃😁

  • @uibikun3567
    @uibikun3567 Před 2 lety +3

    It sounds so much easier when you explain it, thank you!

  • @abduones
    @abduones Před 2 lety +1

    I'm really happy to joining your channel❤️ when I'm going to graduated from uni as computer science❤️ you're the first one make me graduated ❤️ thank you So much

  • @KrishFIFA
    @KrishFIFA Před 9 měsíci

    didnt understand functions until today. This guy explains it very well, thank you for doing these vids

  • @jiyasaleman676
    @jiyasaleman676 Před rokem

    I have never known a math teacher like you. You are the last of the stars thanks for being brilliant

  • @vaed1651
    @vaed1651 Před 11 měsíci

    you don't understand how helpful these videos are man, thankyou so much and I wish that you get only the best in life

  • @GCSEALevelMaths
    @GCSEALevelMaths Před rokem +1

    Excellent explanation well done!! Congratulations on 130k

  • @playtoday572
    @playtoday572 Před 10 dny

    I used to hate functions... now there one of my favourite topics in maths because of your teaching.

  • @raiix7322
    @raiix7322 Před 11 měsíci +1

    I’m so glad I came across your account because I was watching mathswatch videos and I didn’t understand it at all because of how complicated they made it. Thank you so much 😭😭😭

  • @imenesukinealabouayed9442

    This was so helpful, the way you teach is amazing. Inshaalah next time I come back to these comments I will have all my 9s

  • @user-kj9xg9rm3l
    @user-kj9xg9rm3l Před 6 měsíci +1

    Thanks so much! i understood this concept much more clearer

  • @japsergg107
    @japsergg107 Před 5 měsíci

    thank you so much for your videos!! i got a grade 6 in my maths mock partly thanks to you !

  • @CrackM0NKEY
    @CrackM0NKEY Před měsícem

    Haven't learned this in school yet but im glad I will be able to know how to do it already, thanks for this video 🙏

  • @shamshaadnaheemaislam908

    Thank you so much for your efforts ! You really have saved me !

  • @blamethehacker3807
    @blamethehacker3807 Před rokem

    THANK YOU
    ACTUALLY HELPED ME OUT IN THE FIRST 2 MINUTES

  • @qalaamasali7888
    @qalaamasali7888 Před 4 lety +14

    Thanks carry on going and finish the whole course👍👍👍

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 4 lety +4

      Qalaa Masali I will do! I’m getting closer by the week, 70% complete!! 😁🙏🏼

  • @ytasd4467
    @ytasd4467 Před 3 lety +9

    I've learnt some much in one day from your videos, thanks

  • @mrnobody3873
    @mrnobody3873 Před 3 lety +2

    This guys gonna get everyone this year 9s

  • @greenpufferfish192
    @greenpufferfish192 Před rokem

    Ty so much ur the only maths youtuber that makes any sense

  • @barnabywebster3505
    @barnabywebster3505 Před 2 lety +1

    I never understood functions and now I can do with ease thanks

  • @Abi-dr1zm
    @Abi-dr1zm Před 3 lety

    my gcse mock are in an hour - thanks for the help :)

  • @rayyanabubakar9015
    @rayyanabubakar9015 Před 3 lety

    Thank you 😊 it was clear and easy to understand

  • @amadif1793
    @amadif1793 Před 3 lety

    Thank you, this video was very helpful.

  • @aimbotff3145
    @aimbotff3145 Před rokem

    Thank you very much sir ! It was of great help.👍

  • @aalimdamani9945
    @aalimdamani9945 Před rokem

    best help in my life

  • @aminafofana8767
    @aminafofana8767 Před 2 lety +3

    I love ur voice and it’s so calming and makes everything easy to understand

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety +2

      So glad to hear that! Thank you for the kind words 😁🙏🏼

  • @Inkyfnaf._
    @Inkyfnaf._ Před rokem +1

    I missed our functions lesson and my teacher never went back over it 3 months later I finally know because of you Tysm your a life saver 😭😭

  • @fisayoamusan4211
    @fisayoamusan4211 Před rokem

    Thank you so much you just helped me and my friend🙏🏾

  • @ashlynkhan7638
    @ashlynkhan7638 Před 3 lety

    Really helpful i'm glad i found your channel :D

  • @meerkatking5521
    @meerkatking5521 Před 4 lety +21

    how will this coronavirus pademic affect students currenly in yr 10 moving into year 11. Will we be behind and if so will they make 2021 gcses more easier

    • @Masowe.
      @Masowe. Před 3 lety

      i dont encourage them to relax although everyone knows that it is annoying to read during this pandemic.However, they might use the fact that we/they have social media platforms and ways to get in touch with tutors for any help and make them harder.

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 3 lety +2

      Meerkat King As it stand we need to wait for Ofqual to make a decision, as soon as there is more information I will let you know 😁🙏🏼

  • @qushwgs5308
    @qushwgs5308 Před rokem

    No joke I spend an hour on text book and useless videos. This video actually made sense 😅 tysm

  • @russell4658
    @russell4658 Před 2 lety +1

    Thanks man seriously.

  • @samanthabeckett1721
    @samanthabeckett1721 Před rokem

    Better than any maths lesson I have

  • @miloclipstone912
    @miloclipstone912 Před rokem

    Thanks, useful video.

  • @estheromoyele3321
    @estheromoyele3321 Před 2 lety +3

    Omgggg this is AMAZING THANK YOU-✨✨

  • @sid4931
    @sid4931 Před 2 lety +4

    The intro's a vibe.

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety +1

      Glad you like it! It took me days to make haha! 😁🙏🏽

  • @hypergames4818
    @hypergames4818 Před 2 lety +1

    very nice video! thanks!

  • @burvinmoonesawmy8149
    @burvinmoonesawmy8149 Před rokem

    Thank you really helped !

  • @oceanofrose
    @oceanofrose Před rokem +1

    BROOO ITS LIKE 10 MINS BEFORE MY EXAM AND I FINALLY UNDERSTAND TYSM I OWE U MY LIFE 💓

  • @M0Hamza9
    @M0Hamza9 Před rokem +1

    YOU ARE GOING TO SAVE ME AT MY IGCSE PAPER TOMORROW, THANK YOU AND PLEASE CARRY ON THE GREAT WORK, YOU ARE A G 🫡

  • @somerandomfellow8321
    @somerandomfellow8321 Před rokem

    Hey man, which app do you use for all your videos? I really like how the pen options are at the top

  • @rayhaan7860
    @rayhaan7860 Před rokem +1

    The question in my mocks literally looked like an A level question now it seems like a easy questions .Thanks u GCSE Maths tutor.

  • @aalimdamani9945
    @aalimdamani9945 Před rokem

    very well explained

  • @sylvanwroe1213
    @sylvanwroe1213 Před 2 lety +1

    Saved me yet again

  • @beracahumoru5199
    @beracahumoru5199 Před 11 měsíci

    Thank you so much

  • @itschurchyt406
    @itschurchyt406 Před rokem

    What a video thanks a lot 👍

  • @thephiljonesfan5849
    @thephiljonesfan5849 Před 2 lety +1

    just thank you!

  • @user-ov8fz9jt2l
    @user-ov8fz9jt2l Před 4 lety

    Thank you so much!

  • @rat8638
    @rat8638 Před 3 lety

    Thank you so much ❤️

  • @iheartag
    @iheartag Před 5 měsíci

    so helpful

  • @peterbradshaw8018
    @peterbradshaw8018 Před rokem +1

    Your voice is so soothing.

    • @abnation8145
      @abnation8145 Před 11 měsíci +1

      woah mate

    • @peterbradshaw8018
      @peterbradshaw8018 Před 11 měsíci

      What the hell are you insinuating take your mind out of the gutter and elevate your thoughts beyond the vulgar.

  • @matthudson9705
    @matthudson9705 Před 3 lety +1

    This is the only part of maths I didn’t understand. In my recent mock I got 67/80 (84%) however without functions I got 67/73 (92%). You’ve made it so much easier!

    • @user-yf6ns7ji4f
      @user-yf6ns7ji4f Před 3 lety

      You are so clever how much do you reckon you revise a day and how long have you revised for Ik it is different for all people but I’m just curious

    • @matthudson9705
      @matthudson9705 Před 3 lety

      @@user-yf6ns7ji4f I didn’t revise at all as maths has always been my strongest subject. However for stuff like sciences I revised two hours per subject per week, from the CGP revision guides. The longer before the exams the better, minimum 7 weeks for top grades, unless you’re willing to work your ass off shortly before the exams.

    • @user-yf6ns7ji4f
      @user-yf6ns7ji4f Před 3 lety

      @@matthudson9705 you are truly blessed what are your grades looking like for science

    • @matthudson9705
      @matthudson9705 Před 3 lety

      @@user-yf6ns7ji4f Biology - 9, Chemistry - 8, Physics - 7

    • @Thalasius
      @Thalasius Před 2 lety +2

      @@matthudson9705 That's literally what everyone says. Bet u revised at least 3 hours a day.

  • @maharizwan2934
    @maharizwan2934 Před 2 lety +2

    Amazing video finally understand

  • @hemanthsai6161
    @hemanthsai6161 Před rokem

    thank you boss ❤

  • @hamzahwaheed9528
    @hamzahwaheed9528 Před 2 lety +1

    I now get composite functions thank you so much

  • @eslamonthevlog
    @eslamonthevlog Před 2 lety +2

    you
    are
    the
    FRICKING BEST HOW DID YOU MAKE IT SO EASY BRO I THOUGHT I WAS GONNA FAIL MATH FOR SURE

  • @fizzabatool2490
    @fizzabatool2490 Před 4 lety +3

    thanks, these are great!

  • @Adel-un2in
    @Adel-un2in Před rokem

    Thank you

  • @obsolete9734
    @obsolete9734 Před rokem

    on the first couple of questions do you just leave your answer as the numbers or do you have to do something else with it

  • @Jakesquelch
    @Jakesquelch Před 3 lety

    THANKYOU I LOVE YOU

  • @yumnabarhamji1700
    @yumnabarhamji1700 Před 3 lety

    thank you so much

  • @rw-pi1gw
    @rw-pi1gw Před 2 lety +1

    I struggled so much in school with this confusing method they made us learn but after watching this I quickly understood functions and can finish questions faster than my peers xd

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety +1

      Amazing news! I’m so glad to hear the channel has helped 😁🙏🏼

  • @cyberboyyt1863
    @cyberboyyt1863 Před 2 lety +1

    Thanks keep it up mate!

  • @dwai3096
    @dwai3096 Před rokem +1

    I had the first question on my maths mock yesterday, and I had no clue how to do it; I have never learnt that ever!

  • @Aisha-gd6dq
    @Aisha-gd6dq Před rokem +1

    Thank you❤

  • @KK-mk8xb
    @KK-mk8xb Před 4 lety +3

    very helpful!! thanks

  • @CHUNKZSPUNKZ
    @CHUNKZSPUNKZ Před 4 měsíci

    8:31 Would you simplify to get 2x + 3?

  • @kadburys4802
    @kadburys4802 Před 3 lety +3

    thank youu 🥺

  • @JP-mg5dc
    @JP-mg5dc Před 3 lety +4

    nice video! quick question, if u work out what fg(X) is first lets say and then work out what fg(4) is that fine?

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 3 lety +2

      Absolutely! A more advanced process but a very logical one 😁🙏🏼

    • @JP-mg5dc
      @JP-mg5dc Před 3 lety

      @@TheGCSEMathsTutor means a lot god bless u or have a great day

  • @meerkatking5521
    @meerkatking5521 Před 4 lety

    how will this coronavirus pademic affect students currenly in yr 10 moving into year 11. Will we be behind and if so will they make 2021 gcses more easier ..............Also any advice for yr 10s

  • @nejtyvarrinte858
    @nejtyvarrinte858 Před 3 lety

    this is good stuff

  • @marcelinocastrillomolina2513

    Can you make a vid about functions like: g(x) = 12 - x4 when x is or is bigger than -4. What is the biggest value of x that satisfies the equation?

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 3 lety +6

      Marcelino Castrillo Molina This is really just an inequality, so 12-x^4>-4 which rearranges to 16>x^4 and then 2>x or x

  • @lorebajo4140
    @lorebajo4140 Před rokem

    I still don’t understand why teachers can’t explain the way this guy does ,,

  • @LH-sh2tz
    @LH-sh2tz Před 2 lety +2

    I understood all of the vid Untill 11:20
    The explanations was so good tho

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety

      What threw you off at this point? Glad you enjoyed it 😁🙏🏼

    • @LH-sh2tz
      @LH-sh2tz Před 2 lety

      @@TheGCSEMathsTutor I think I understand it now so thank you

  • @imnotokayipromise5940
    @imnotokayipromise5940 Před rokem +3

    real gcse exam tomorrow, i sincerely hope this helps me 😭😭

    • @imnotokayipromise5940
      @imnotokayipromise5940 Před rokem +1

      only 5 minutes in and it already makes so much more sense oh my god thank you so much 🙏🙏

    • @erenyeager6668
      @erenyeager6668 Před rokem +1

      good luck !!! you'll do great 🙌

    • @imnotokayipromise5940
      @imnotokayipromise5940 Před rokem

      @@erenyeager6668 thank you mr yeager your support is greatly appreciated🔥

    • @unclecondog9807
      @unclecondog9807 Před rokem +1

      Good luck I’m learning this rn 💀💀

    • @erenyeager6668
      @erenyeager6668 Před rokem +1

      @@unclecondog9807 we got 1 hour left lmao

  • @DSs.movies
    @DSs.movies Před 6 měsíci

    at 7:40 are you required to factorise ?

  • @renzosrealworld1269
    @renzosrealworld1269 Před 3 lety +1

    hi sir, do you have any videos on polynomial functions by any chance?

    • @Mzed.8
      @Mzed.8 Před 6 měsíci

      czcams.com/video/a5x4lwnvHM0/video.htmlsi=djtPXxZNTURxNl8G

  • @FireFitt
    @FireFitt Před 4 lety +3

    thanks

  • @user-hs3le3uu4d
    @user-hs3le3uu4d Před měsícem

    i never understood this tysm

  • @Issy_A
    @Issy_A Před 2 lety +1

    Quick Question: Why do you switch around the x and y @ 11:32 ??

    • @TheGCSEMathsTutor
      @TheGCSEMathsTutor  Před 2 lety

      All explained here: czcams.com/video/EdQYcAsu7wA/video.html 😁🙏🏼🙏🏼

  • @USE_CODE_HS7
    @USE_CODE_HS7 Před rokem +1

    Wowwwwwww intro is so cool

  • @JS-he7eh
    @JS-he7eh Před rokem

    What's the rule you can just switch the x and y at 11:35

  • @fatimabatool2913
    @fatimabatool2913 Před 4 měsíci +1

    Umm. Hi I had a question inverse of composite function isn’t in GCSE 2025 syllabus right?

  • @callumtodd2669
    @callumtodd2669 Před 2 lety

    Instead of finding what f= when 4 is there
    Can you just put f into g then find out what it is if 4 is there or is your way the right one?

  • @queenethokafor963
    @queenethokafor963 Před rokem +1

    👍😁

  • @lucymax2178
    @lucymax2178 Před 8 měsíci

    Sorry to say your better than Corbett maths