GCSE Maths - How to Write Expressions for the nth term of Arithmetic Sequences #55

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Cognito

Cognito

Күн бұрын

This video covers how to write an expression to represent a sequence of numbers e.g. 5, 9, 13, 17, 21... could be expressed as 4n + 1
This video is suitable for maths courses around the world.
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• GCSE Maths (9-1)
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Пікірлер: 350
@Cognitoedu
@Cognitoedu 2 жыл бұрын
If you’d like to practise the material covered in this video, check out our platform at www.cognitoedu.org - it's totally free, and has been built to make learning and revision as easy as possible. The main features are: - Lessons organised by topic, only the lessons relevant to your specific exam board and tier are shown. - Automatic progress tracking. Progress bars tell you what you’re doing well at, and what you need to spend some time on. - Practise quizzes so you can test your knowledge. You can quiz yourself on any combination of topics you like. - A huge number of fully-hinted questions that take you step-by-step through some of the trickiest calculations & concepts. - A comprehensive bank of past exam papers, organised both by year, and also by topic. Amadeus & Tom
@beeha_thinks
@beeha_thinks 2 жыл бұрын
Most useful video ever!!! Added to liked ones!
@Nisa_Ks
@Nisa_Ks 2 жыл бұрын
Good👍
@taqibadshah295
@taqibadshah295 2 жыл бұрын
T
@TumeloMako
@TumeloMako 11 ай бұрын
@murrellageorge8130
@murrellageorge8130 8 ай бұрын
Thank you this helped me with my project
@TheSoccerBrother
@TheSoccerBrother 5 ай бұрын
Who else has an exam
@primartomo
@primartomo 4 ай бұрын
Yes, me I had an exam already in my school
@seifmostafa5569
@seifmostafa5569 4 ай бұрын
I have tomorrow
@mimiarmy5538
@mimiarmy5538 4 ай бұрын
Us
@VvNicovV
@VvNicovV 4 ай бұрын
Me😢
@user-ns4hp7ui4t
@user-ns4hp7ui4t 4 ай бұрын
Me😢
@hassansherif6045
@hassansherif6045 2 ай бұрын
My exam is in one hour and I'm starting to think my toaster looks pretty good when paired with my bathtub😭🙏
@dsbm74
@dsbm74 Ай бұрын
ty for the idea
@aimenali7439
@aimenali7439 Ай бұрын
Have some music in the background and it ain't so bad
@mikasaackermann-rh4sd
@mikasaackermann-rh4sd Ай бұрын
WHAT
@yusrafarhan5249
@yusrafarhan5249 3 жыл бұрын
I never found a more helpful channel for my studies. Please continue making videos on GCSE syllabus. Thank you so much!
@Cognitoedu
@Cognitoedu 3 жыл бұрын
Ah thankyou Yusra, glad the channel is helping!
@Gamingchannel-po4oj
@Gamingchannel-po4oj 2 жыл бұрын
Thanks also i am doing 11 plus this year
@Iamboredddd
@Iamboredddd Жыл бұрын
Go touch some grass 😂
@user-dq7nt3qb4u
@user-dq7nt3qb4u Жыл бұрын
@@Iamboredddd bro is beefin w a comment 2 yrs ago 💀
@raoshahzad271
@raoshahzad271 Жыл бұрын
😮😅
@FireWarrior177
@FireWarrior177 18 күн бұрын
Thank you so much!! This kind of easy to understand content helps a lot, especially in a subject like mathematics. Mathematics is a broad subject and if you don't understand the basics or the simplest ways to solve the problem, you would easily lose confidence and be demotivated. You'd be more likely to quit and just shut down everything and sleep. When I attend classes to learn a lesson, I feel like it doesn't help me a lot. There's chaos, gossip, some students understand stuff before you do (which can easily make you feel inferior/weak in that subject) and it's not always the perfect environment to ask the teacher questions. I know we are supposed to clear any doubts we have by asking the teacher but it doesn't always work out. So, this kind of content by Cognito helps millions of students who struggle, not kidding!! Thank you to Cognito and the teachers, the content creators, the animators, the editors and the whole team in general. I really appreciate what you all are doing! Keep it going!
@arabian_yonisb2912
@arabian_yonisb2912 3 жыл бұрын
Science and maths!!! How are u this talented?🙏🙏
@Cognitoedu
@Cognitoedu 3 жыл бұрын
😎😎
@Abyss777
@Abyss777 2 жыл бұрын
@@Cognitoedu can you also make a video on complicated sequences.. like in which the common difference isnt the same for all the terms... I hv prblm finding the nth term of that.. if u can, that would be helpful!!!
@artistic73
@artistic73 5 ай бұрын
I have been trying to understand this from almost 1 year but , my maths teachers at school aren't that good at explaining. Tomorrow is my maths paper and you re literally a lifesaver For real, thank you so muchhh❤
@videovideoyeah
@videovideoyeah Ай бұрын
STOP SCROLLING THROUGH THE COMMENTS YOU NEED THIS VIDEO 😊
@misterbaleize
@misterbaleize 3 жыл бұрын
Without doubt the most comprehensive (and simplest) explanation on the internet - thank you!
@Cognitoedu
@Cognitoedu 3 жыл бұрын
Thanks misterbaleize glad it was helpful!
@ryanelshal
@ryanelshal 2 ай бұрын
6 mins helped more than a 45min lesson in school
@dozablox5557
@dozablox5557 Ай бұрын
im not a teacher but i felt that xD
@dania.taylor11
@dania.taylor11 2 жыл бұрын
I've been trying to find a helpful video for this topic all day and you just rescued me. Thank you so much for this video. Love the explanantion!!!!
@Cognitoedu
@Cognitoedu 2 жыл бұрын
Ah thank you so much Dania, really glad we could help 👍
@just4467
@just4467 3 жыл бұрын
out of the 7 videos your video was the only one that helped me
@alial-anbaki4148
@alial-anbaki4148 3 жыл бұрын
This channel is sooo underrated
@taniodusina4389
@taniodusina4389 3 жыл бұрын
Honestly. The only channel i understand
@user-uw5xz5gf5w
@user-uw5xz5gf5w Жыл бұрын
He legit explained this lesson better then my math teacher. He even did it in 6 mins
@wilcifyplayz4103
@wilcifyplayz4103 Жыл бұрын
Thank you so much!!, This is so helpful
@theunisjansenvanvuuren342
@theunisjansenvanvuuren342 2 ай бұрын
Love these videos, as a Maths teacher. I link these to my google classroom lesson so that students are able to revise and review at home.
@omargaming6116
@omargaming6116 Жыл бұрын
you are the top g my guy you helped me out alot thanks
@bearah4386
@bearah4386 Жыл бұрын
this is great thank you soo much this will rlly help me!!
@inayahtahir3124
@inayahtahir3124 6 ай бұрын
You explain topics better than teachers fr
@tealisbored
@tealisbored 5 ай бұрын
Real
@Asserhazem-ip7hh
@Asserhazem-ip7hh 3 ай бұрын
Mr you are the best teacher ever in my life thanks mr
@aishajassim8628
@aishajassim8628 Жыл бұрын
I love this i got my exams coming up and math is first keep making videos like this
@MMYB12
@MMYB12 6 ай бұрын
Blud u explain wy better than any teacher ttysm
@mateovalverde
@mateovalverde Жыл бұрын
THANK YOUUUUU. AMAZING
@angelphamofficial123
@angelphamofficial123 3 күн бұрын
thanks, this helped so much!
@jurikanecatagbo8344
@jurikanecatagbo8344 3 жыл бұрын
Thank you for this video
@montahaal-mehdhar
@montahaal-mehdhar 4 ай бұрын
He's better than my teacher I finally understood this thank you!!
@EK.editscc
@EK.editscc 6 ай бұрын
This is like the best explainer videos for edexel GCSE
@Lynthechickennugget
@Lynthechickennugget 11 ай бұрын
POV: u realised that u learnt this in 4th grade
@blah_255
@blah_255 9 ай бұрын
You learnt this in 4th grade? What year is that in the uk I swear I never learnt this until year 10
@Lynthechickennugget
@Lynthechickennugget 9 ай бұрын
Yeah im aisian🤣
@blah_255
@blah_255 9 ай бұрын
@@Lynthechickennugget Makes sense im from England 😂
@hannahstdi
@hannahstdi 3 ай бұрын
@@blah_255I’m British Asian lmao 😭
@Marilizaki1
@Marilizaki1 2 ай бұрын
thank you so much you have videos on everything
@anac.8998
@anac.8998 Ай бұрын
Thanks so much!
@user-og4mt3ty3t
@user-og4mt3ty3t 4 ай бұрын
wow thx this is a channel which helped me in the GCSE'S😀😃😄
@crazybonkerz881
@crazybonkerz881 Ай бұрын
this was rly useful thx
@asmirahim2
@asmirahim2 3 жыл бұрын
Fantastic channel, explained very well, my 10yr old is so happy to find this, said he's making her understand so easily, happy child happy mummy😁
@rosiee.g
@rosiee.g 2 жыл бұрын
Thank you so much! This is so helpful! :)
@SoraAsahi
@SoraAsahi 2 жыл бұрын
I am preparing for my mock exams, and I've never been so glad to come across a channel like I have now! Thank you so much, it was really helpful!
@Cognitoedu
@Cognitoedu 2 жыл бұрын
Haha we're glad you found us! 🙌
@sujathasigamani3184
@sujathasigamani3184 3 ай бұрын
Thx a lot dude
@kittugimeray8265
@kittugimeray8265 11 ай бұрын
You are GOAT .Thank you so much.This literally saved my life
@YasminZahid-fz8rx
@YasminZahid-fz8rx 4 ай бұрын
Aa ? He is goat 🐐 ?
@ayoitsrfs
@ayoitsrfs 2 ай бұрын
@@YasminZahid-fz8rxit stands for “greatest of all time”
@YasminZahid-fz8rx
@YasminZahid-fz8rx 2 ай бұрын
@ayoitsrfs ohhh good, then u are indeed goat 😁😄
@lilygillard9131
@lilygillard9131 4 ай бұрын
just me who found nth term questions IMPOSSIBLE before this video, this has helped so so much!
@unknownuser_6969
@unknownuser_6969 5 ай бұрын
This video explains better than my teacher
@esthernyahoda1862
@esthernyahoda1862 2 жыл бұрын
You are amazing absolutely amazing 💕💕💕💕
@siphesihlemakhanya5704
@siphesihlemakhanya5704 2 жыл бұрын
You explain it better than my math teacher 💕thank you
@Cognitoedu
@Cognitoedu 2 жыл бұрын
You're welcome 😊
@thecruzbrozshow
@thecruzbrozshow 2 ай бұрын
Nice one bro
@v3n0m71
@v3n0m71 2 жыл бұрын
THANKKK YOU 🥺
@RATATALEE_2
@RATATALEE_2 2 жыл бұрын
This will help in my exams thanks:D
@tejaschanchal763
@tejaschanchal763 3 жыл бұрын
Wow I knew a method to find out nth term for arithmetic sequences, but it involved making a table of values with the sequence and the nearest n term. For example if I had 5, 9, 13, 17 I would try 4n which is 4,8,12,16, and then I would know that it is 4n+1. However my method sometimes had me getting stuck, but this method is infinitely easier and faster!!! Thank you for showing us this method, loving your videos on math, physics and chem. Good luck with future videos!!
@Cognitoedu
@Cognitoedu 3 жыл бұрын
Thanks Tejas, glad to hear our videos could help! 😊
@aminsalat6710
@aminsalat6710 Жыл бұрын
i agree my g
@archish405
@archish405 6 ай бұрын
Another way to solve this is using the formula a(n-1)d , where a= first term, n= nth term and d= common difference. But it will only work for arithmetic sequences.
@lucieleduplessis5100
@lucieleduplessis5100 Жыл бұрын
Thank you so much, you videos has made my studying much easier🤩
@isabelbarron2891
@isabelbarron2891 3 жыл бұрын
thanks so much. i understand now!
@Cognitoedu
@Cognitoedu 3 жыл бұрын
That's great Isabel!
@anoshgeorge7973
@anoshgeorge7973 2 жыл бұрын
thx a lot for the help
@nobruh69
@nobruh69 3 ай бұрын
what a saver ! mytextbook didnt even explain that clearly
@magmafn412
@magmafn412 4 ай бұрын
Cheers g, got a test in a couple days
@user-ji5qe1qb3l
@user-ji5qe1qb3l 2 ай бұрын
Thanks mate
@rajaharoon3377
@rajaharoon3377 4 ай бұрын
I love you i have an exam tomorrow and this helped alot
@bunmiakinde9728
@bunmiakinde9728 3 жыл бұрын
Your videos are so Clare I could drop out of school and I'll still learn Asif I am in school 🤩
@jamesbrown9540
@jamesbrown9540 3 жыл бұрын
spelling man no offence "Clare" is "clear" and "Asif" is "as if"
@TypicalSullyEditz
@TypicalSullyEditz Жыл бұрын
maybe you shud leave maths and focus on ur english bro 😂😂
@fatoumatabah1096
@fatoumatabah1096 4 ай бұрын
​@@TypicalSullyEditzfr
@shaquanbranche6541
@shaquanbranche6541 2 жыл бұрын
Thank you alot sir
@Muhammadali-xn2bk
@Muhammadali-xn2bk Жыл бұрын
This is my 1st math's video, I usually see this channels science videos more.
@Aisha-gd6dq
@Aisha-gd6dq 2 жыл бұрын
Thank you sm
@anhnguyenphuong9790
@anhnguyenphuong9790 11 ай бұрын
I have a question for finding the expression,could finding the number before the first term also be negative
@gollamandalavijaya410
@gollamandalavijaya410 8 ай бұрын
Thanks a lot sir there is no other channel that makes sense in Math's, except your channel. Thanks a lot!!!
@yellowdandelion8997
@yellowdandelion8997 Жыл бұрын
i like this man
@umuibrahim-ez6yg
@umuibrahim-ez6yg 4 ай бұрын
Thank you so much you have helped me
@kkskol2557
@kkskol2557 5 ай бұрын
God bless bro ur so helpful
@Twelveeyesofficial
@Twelveeyesofficial 3 ай бұрын
i woyld like to thank this channel for saving me in eighth grade from failing
@blah_255
@blah_255 9 ай бұрын
Thank you so much.I looked at so many vidoes and did not understand until I found you!
@user-cz5cp9ky9f
@user-cz5cp9ky9f Ай бұрын
you are the best
@DjL-J
@DjL-J Ай бұрын
thank you this was relay help full
@videovideoyeah
@videovideoyeah Ай бұрын
Thanks so much
@ZephaniahsLearningReview2012
@ZephaniahsLearningReview2012 4 ай бұрын
I needed this for my test
@user-vz7eg9qu9i
@user-vz7eg9qu9i 7 ай бұрын
interesting been very helpful to me
@Asserhazem-ip7hh
@Asserhazem-ip7hh 3 ай бұрын
I share your videos to every one
@cookingwiththequeen8988
@cookingwiththequeen8988 3 жыл бұрын
Much appreciated miss :)
@ftbl.clipz12
@ftbl.clipz12 Жыл бұрын
It's sir
@user-gd6xu3fj1s
@user-gd6xu3fj1s 4 ай бұрын
I have failed my maths exam and i had to repeate it and inshala I will get better marks Thanks alot cognito
@billycooper21
@billycooper21 3 ай бұрын
cảm ơn anh đã dậy em cách để làm nth term, ngày mai, em sẽ nhảy từ lầu 3 lên lầu 2 🙏🙏🙏🙏🙏🙏
@fieryfox9496
@fieryfox9496 3 жыл бұрын
These videos are always so helpful Thanks
@sebastianhougham9256
@sebastianhougham9256 3 жыл бұрын
These videos really help me when I forget some maths problems like nth and ect. And it helps to recap some maths
@esme1844
@esme1844 Жыл бұрын
Thank you so much this was so helpful 😁
@kadushaninparajah
@kadushaninparajah Жыл бұрын
This helped so much!! Thanks!
@kitkat_5425
@kitkat_5425 2 жыл бұрын
the day before paper 3 maths gcse I finally understand this ahha
@gabriellakyriacou-ee6ix
@gabriellakyriacou-ee6ix 3 ай бұрын
fantastic
@SadlyNotAYoutuber
@SadlyNotAYoutuber Ай бұрын
AWESOME this helped so much stay skibidi king
@hazelold2882
@hazelold2882 2 жыл бұрын
Brilliant
@silenceplzyeah2019
@silenceplzyeah2019 3 жыл бұрын
What about if the difference is through division and multiplication??
@3ly415
@3ly415 2 жыл бұрын
What about doing it with fractions and decimals?
@sarahaslam6
@sarahaslam6 Жыл бұрын
please make a video on quadratic sequences
@demimoore2345
@demimoore2345 Жыл бұрын
Tysmmm
@jjmonbxb
@jjmonbxb Жыл бұрын
I have been struggling to understand this topic for 3 hrs but after watching the vid i finally understood it tysm
@RR-bq7tm
@RR-bq7tm Жыл бұрын
what should be do when dividing a term?
@annakhasif1924
@annakhasif1924 2 жыл бұрын
can you do a video on finding nth term form quadratic sequences
@mitch1870
@mitch1870 2 жыл бұрын
Thanks
@afg_afc
@afg_afc 2 жыл бұрын
@Cognito can we pls get the nth term of quadratic sequences video ;)
@NashirAlhajiJalloh
@NashirAlhajiJalloh Ай бұрын
bro thanks
@myra197
@myra197 Жыл бұрын
How about number sequences that has a geometrical pattern ( ×/÷ ) ?? How do you figure out what to put before 'n' in the nth term expression?
@user-mn1qc3gd5t
@user-mn1qc3gd5t Жыл бұрын
does this work with all sequences?
@tealisbored
@tealisbored 5 ай бұрын
Thank you, maybe i wont fail my gcses after all fr
@holleyjane7993
@holleyjane7993 2 жыл бұрын
Thank you for your videos. I'm a mother of 4 young children, two with special needs and trying my hardest to pass these exams alongside everything else, all so I can get into med school to become a doctor. You explain things in a way that's generally worth so much credit. Number one fan here! Exams in June for maths-english-biology, if I get my A's I will owe you a lot of credit!
@Cognitoedu
@Cognitoedu 2 жыл бұрын
Thank you Holley! Best of luck 🤞
@TypicalSullyEditz
@TypicalSullyEditz Жыл бұрын
how did they go holley?
@aj20084
@aj20084 Жыл бұрын
Can i also use ur vids for IGCSE?
@imstrife
@imstrife 2 жыл бұрын
You explain this way better than my maths teacher
@zayansabid4723
@zayansabid4723 2 жыл бұрын
I need this for grammar school
@rachnashah2408
@rachnashah2408 Жыл бұрын
Can you please explain how to do it in fraction form
@Samarah.
@Samarah. 10 ай бұрын
Thank you so much for making the video!!!!💖
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