When given two terms find the nth term of an arithmetic sequence

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  • Опубликовано: 14 янв 2025

Комментарии • 209

  • @naomidi4076
    @naomidi4076 8 лет назад +240

    am i the only one who noticed the "duh hello" written on top of the white board? haha lol

  • @Mike_4637
    @Mike_4637 4 года назад +40

    Who’s using this to help you on the quiz your taking from home because COVID-19?

  • @xYottabyte
    @xYottabyte 4 года назад +44

    wow this is actually quite easy, I swear everytime a new topic comes up it looks hard
    thanks alot! from 2020 :))

  • @sivpatel4003
    @sivpatel4003 4 года назад +12

    Thank you so much you are actually carrying my grade.

  • @TEJOIS2COOL4U
    @TEJOIS2COOL4U 9 лет назад +72

    I freaking love this guy, extremely helpful

    • @brianmclogan
      @brianmclogan  9 лет назад +8

      +TEJOIS2COOL4U : ) happy to help

  • @brianmclogan
    @brianmclogan  11 лет назад +13

    Way to go!

  • @Favorites135
    @Favorites135 9 лет назад +48

    thank you SO MUCH! I'm currently taking pre-calculus in college and every.single.time my professor teaches us something she makes it super hard and complicated. and I swear if it wasn't for your videos my B would definitely be a WF lol. Thank you so much man! I appreciate it

    • @brianmclogan
      @brianmclogan  9 лет назад +8

      Maya Angelou you are very very welcome! happy to be able to help you out and keep that grade up!

    • @Drewvs
      @Drewvs 6 лет назад +4

      I’m in 8th grade learning this

    • @natmsanchez
      @natmsanchez 6 лет назад +4

      you’re doing this in college ??! i’m in 8th grade advanced math and i’m doing this lmao 😂

    • @TheStanley_Show
      @TheStanley_Show 6 лет назад +3

      @@natmsanchez so

    • @rubeaedo1173
      @rubeaedo1173 6 лет назад +5

      @@natmsanchez ​ Natalie Sanchez you do realize in college it's a lot harder. Maya probably needed a reminder on how to do the basics again so that they'll be able to continue the harder part of it.

  • @ralobalo
    @ralobalo 5 лет назад

    Best algebra teacher in the world please be my teacher

  • @evamcaslop4770
    @evamcaslop4770 6 лет назад +11

    Hey Brian!! I love your videos and the way you teach! Don’t ever stop making videos ❤️ i would like if you could make a video finding the a1 term, and solving for a1!!! Thank you

  • @markihastings1158
    @markihastings1158 6 лет назад +31

    LITERALLY SO HELPFUL
    so I have to take algebra one at a high school (and I'm in seventh grade) and they go so fast- this helped a lot

    • @joebamba730
      @joebamba730 5 лет назад +1

      Algebra 1*

    • @mono7252
      @mono7252 5 лет назад +1

      Ikr, my math teacher just changed to so this helped alot

  • @eddiehan1475
    @eddiehan1475 4 года назад +22

    What school does this man teach at I must attend it

  • @bradchavisjr.9783
    @bradchavisjr.9783 6 лет назад +4

    I would write out a graph to find the 80th term but I never knew there was an formula to find the nth term. Thanks so much , I will use this on my quiz tomorrow!

    • @brianmclogan
      @brianmclogan  6 лет назад

      you are very welcome! best of luck

  • @kkarinaak_vv4140
    @kkarinaak_vv4140 6 лет назад +5

    Thank you you saved my grade 🙏🏼🙏🏼

  • @boujeebabe6206
    @boujeebabe6206 3 года назад

    I swear every time I think all hope is lost I find this man’s videos and I’m literally saved

  • @kathleenpabia8
    @kathleenpabia8 4 года назад +1

    Your videos have helped me a lot! Thank you sir

  • @lehlah
    @lehlah 6 лет назад +2

    You make math understandable. I finally get it. Thanks!

    • @brianmclogan
      @brianmclogan  6 лет назад

      you are very welcome! happy to be able to help you out!

  • @samamohamed1457
    @samamohamed1457 6 лет назад +11

    Ok and if I am asked to give them the formula

  • @MohamedHassan-mz8cj
    @MohamedHassan-mz8cj 5 лет назад +6

    The sum of the first and 4 term of AP is 10 and the sum of the third and 6 term of AP is 18 find
    A) first term. B) common difference
    Calculate me this question

  • @SheLearnsChannel
    @SheLearnsChannel 10 лет назад +20

    Not the best but better than my teacher

  • @jobilatin8380
    @jobilatin8380 4 года назад +1

    OMG thank u so much!! Even though my problem is not in your example but it gave the insight to my solution.

  • @ianburgard2342
    @ianburgard2342 4 года назад

    You the goat for all these vids

  • @EMANUEL13961
    @EMANUEL13961 3 года назад

    I always follow you whenever i want solution in mathematics. I like the. Way you do solutions

  • @Uzma1110
    @Uzma1110 6 лет назад +5

    Once again you were of great help, thank you :)

  • @vaishnavisawant9224
    @vaishnavisawant9224 6 лет назад

    Sir,Your teaching method is so simple
    It's kinda so easy to understand .

  • @maximumoccupancy
    @maximumoccupancy 4 года назад +1

    How would you do it if it was a1 X (n-1)d?

  • @BeyondBreakthroughs
    @BeyondBreakthroughs 4 года назад

    your far better teacher than my teacher is, i wish i could attend your class

  • @mphomothobi3921
    @mphomothobi3921 4 года назад

    Thank you very much for this video. I'm writing a maths test today and I believe I'm ready all thanks to this video.

  • @ashkankazemi8464
    @ashkankazemi8464 5 лет назад

    Thanks,I enjoyed it.
    very nice teaching

  • @Rav3nGaming
    @Rav3nGaming 8 лет назад +17

    if only my teacher didn't take this and then spend the weekend finding ways to make it way more difficult than the curriculum stuff in the textbook. You should do a series of these for the unfortunate people who are saddled with a really tough teacher, with way more difficult questions.

    • @brianmclogan
      @brianmclogan  8 лет назад +3

      sorry you had such a hard time, but happy to help!

    • @FunnyVideos-cp4of
      @FunnyVideos-cp4of 4 года назад

      @@brianmclogan can you please answer this an=12-3n🙏

  • @Metallic88
    @Metallic88 Год назад

    Honestly You are the best teacher in the world coz I've watched all your teaching videos and I really appreciate your teaching and I wish to be one of student too... Keep it up 💕🙏

  • @markandriedigman9732
    @markandriedigman9732 4 года назад

    You help me finish my homework thanks a lot❤️

  • @slushymix-1955
    @slushymix-1955 6 лет назад +6

    That was easier than I thought it was. Well, mostly because of my 8th grade teacher.
    Thanks

  • @angelzaldivar4225
    @angelzaldivar4225 4 года назад

    Thank you so much😍

  • @eugenechoi4988
    @eugenechoi4988 5 лет назад

    I lab you yieeeeee exam is coming up dis lesson is very helpfulll

  • @jayceinfinitealgharhythmns9814
    @jayceinfinitealgharhythmns9814 4 года назад +1

    I wish someone else (Patrick JMT, Professor Leonard, Krista King) was doing this... I hate using this guy's site... always skipping steps! Can anyone recommend someone else I haven't found? Please!!!

    • @wildzone31
      @wildzone31 4 года назад

      ☝️☝️☝️an upcoming tutor
      Check out mine

  • @izakrizia
    @izakrizia 3 года назад

    always helpful! thank you :)

  • @graceblocher7259
    @graceblocher7259 2 года назад

    Thank you for helping me, I just stared using your videos to help me understand the math course work better, i go to wava an online school but the course work is really confusing and you make it so much more simple for my brain to understand

  • @isabellavelasquez13828
    @isabellavelasquez13828 4 года назад

    Hi Sir. Thank youuu so much! From 2020 haha. God bless!

  • @SR-fs5zy
    @SR-fs5zy 5 лет назад

    Thanks really helpful

  • @Glimigzo
    @Glimigzo 4 года назад

    explains 100% better than my teacher

  • @lazytacos4489
    @lazytacos4489 5 лет назад

    Your video was helpful to me thnx lot now I can master this nth term stuff.

  • @mileshoyos7803
    @mileshoyos7803 6 лет назад

    You are a help again. Thank you so much man keep doing your thing

  • @jamerzzz4390
    @jamerzzz4390 7 лет назад

    Great help, thankyou

  • @jasoncampollo517
    @jasoncampollo517 9 лет назад +2

    we're learning this in algebra 2b but i have a question... what if the problem states "find the specified term of each arithmetic sequence" and the problem is t of 7 = - 19, t of 10 = -28; t of 21 i really need help and i have a test tomorrow and i need an A to raise my grade up really badly!! please reply!!

  • @nicholasbogaert-lee1951
    @nicholasbogaert-lee1951 4 года назад

    This guy is probably one of the most popular math teachers right now

  • @taslimsiddique1584
    @taslimsiddique1584 6 лет назад +1

    Thank you sir

  • @seongsik
    @seongsik 6 лет назад

    it's been 5 years since most of these were made, but these are the only videos helping me pass.

    • @brianmclogan
      @brianmclogan  6 лет назад

      awesome, hope I can get back to making more of them

  • @tomtnc6300
    @tomtnc6300 4 года назад

    How do I work out the sequence n(n+1)

  • @alyssaa3279
    @alyssaa3279 6 лет назад

    thank you so much.You're such a big help ❤❤❤

  • @sabijo4208
    @sabijo4208 6 лет назад +2

    I am learning this for the very first time, is the value of d the difference between each term?

  • @pranavsreelakam__1349
    @pranavsreelakam__1349 4 года назад

    Best

  • @LewisAM
    @LewisAM 5 лет назад

    You are soo smart ( no sarcasm ) this helped a lot thanks

  • @yolilli
    @yolilli 5 лет назад

    What about when there is no common difference? My problem says 1/5,6,1/7,8,1/9... find the nth term... ???

  • @nikolaizaicev9297
    @nikolaizaicev9297 5 лет назад +2

    Well explained, thank you, that helped me to understand the topic better.

  • @syskabarbello167
    @syskabarbello167 6 лет назад +1

    thanks . helped a lot. hv u ever visited India??

    • @brianmclogan
      @brianmclogan  6 лет назад

      you are very welcome! No I have not

  • @jessicalimbaga2204
    @jessicalimbaga2204 4 года назад

    Can i ask? Sir brian? How to find the nth term of geometric sequence whose initial term A1 and common ratio R are given? I dont know the formula can you help me sir?

  • @DelScully
    @DelScully 3 года назад

    so if I have for example 15 and 16 but am looking for the 5th? How would I do that?

  • @sachikotabia9130
    @sachikotabia9130 4 года назад +2

    How I wish you're my college math professor 😧

  • @zandrewmorano10
    @zandrewmorano10 7 лет назад

    This is the method our teacher teach to us. From 6th grade.

  • @katnisseverdeen4865
    @katnisseverdeen4865 6 лет назад

    Hi sir Brian thank you so much for uploading this video of yours it helped me a lot with my assignment instead of adding it with it’s difference then enter enter from the moment you reached what sequence it is I already subscribed 😍

    • @brianmclogan
      @brianmclogan  6 лет назад

      Awesome Katniss Happy to be able to help you out

  • @manmeh4r
    @manmeh4r 4 года назад

    can i have help what does "a of n2 mean or "a of 10" mean. it's like a big letter with a smaller one on the bottom of it

  • @admiralmudkip9836
    @admiralmudkip9836 4 года назад

    holy shit he just explained this in 2 seconds better than my teacher ever did

  • @eyezodiotic3197
    @eyezodiotic3197 8 лет назад +1

    okay, so umm...I have this problem..
    "Determine whether 447 is a term of each sequence"
    I'm just wondering how can I know that 447 is a term of that specific sequence?
    Thank you in advance :"))

    • @brianmclogan
      @brianmclogan  8 лет назад

      not sure what the sequences are but unable to work on extra problems as I currently am still teaching at my school

    • @eyezodiotic3197
      @eyezodiotic3197 8 лет назад

      I see, thank you though! :")

  • @CherryMae-l6s
    @CherryMae-l6s 6 лет назад +2

    he looks like Randy Orton from WWE.
    lmao, thanks for the vid! really helped alot.

  • @yasameenm6806
    @yasameenm6806 6 лет назад +1

    i live in london and im finding this so useful thanks

  • @juliuschua8613
    @juliuschua8613 4 года назад +2

    Im trying to figure it out on my own and got stuck for 2 hours thank youu very much

  • @aamnaqazi4845
    @aamnaqazi4845 8 лет назад

    it actually did pretty help me I suppose so
    thanks

  • @Almightyy_dibba
    @Almightyy_dibba 6 лет назад

    Thanks

  • @zuraaishi3791
    @zuraaishi3791 5 лет назад

    Where did he get the (n-1)?

  • @fueledbymusic8618
    @fueledbymusic8618 4 года назад

    what if the second differences is not constant like 3,10,21,36

  • @jonasmauldin2791
    @jonasmauldin2791 3 года назад

    What grade are you teaching

  • @monikat7902
    @monikat7902 3 года назад

    I love the cheer teams written in the board😂😂👏🏽

  • @hypermangi8265
    @hypermangi8265 7 лет назад +4

    Quick Maths!

  • @Akbar-pn4zc
    @Akbar-pn4zc 6 лет назад

    thank you

  • @lindseym.t9676
    @lindseym.t9676 4 года назад

    What if I’m given a sequence (-11,-16,-21,...) and I know that d=-5? I need to find the next two terms and I’m so confused

  • @tasafbari6951
    @tasafbari6951 7 лет назад

    Our teacher took almost an hour just to explain the same thing and still most of us didn't understand... and this is not even a 5 min video and I learned it in one shot.

    • @brianmclogan
      @brianmclogan  7 лет назад

      awesome! happy to be able to help you out!

  • @jnchannel7331
    @jnchannel7331 4 года назад

    Can someone answer this?
    Find the 42nd term of the sequence 5,10,15... ( arithmetic sequence )

  • @bravek9881
    @bravek9881 7 лет назад

    Thank you very much it really helped..but what if the Q says:
    Find the 1st five terms of the sequence when a0=1 and a1=1
    And an=n.an-1+n^2.an-2
    I would be so glad if you give me any idea about it..thank you again

    • @brianmclogan
      @brianmclogan  7 лет назад

      sorry I just able to focus on my current classes

  • @auzgy7557
    @auzgy7557 6 лет назад +8

    I’m so lost like actually

    • @rosemary5438
      @rosemary5438 4 года назад +2

      Bro I'm trying to do Ixl on this and I cried because it's so confusing

  • @the_extraordinary_person
    @the_extraordinary_person 4 года назад

    Can we replace the value of 'n' in any number, say 5n+11 ??
    Which means 3rd term = 5(2)+11
    =10+11
    = 21
    Plz lemme know if I'm right...thnx🙂

  • @abcdelijah5127
    @abcdelijah5127 4 года назад

    Where did you find a7 term???:((

  • @Booli..
    @Booli.. 2 года назад

    Still helpful :)

  • @jjdigidyvlogs8244
    @jjdigidyvlogs8244 6 лет назад

    Dude looks like he asks for extra mayonnaise and when he gets it get complains about not having enough

  • @Untitled-wk3sj
    @Untitled-wk3sj 6 лет назад

    Ur a god ❤️❤️

  • @agentricardomilosgivemethe5284
    @agentricardomilosgivemethe5284 4 года назад

    Someone help me please
    15,18,21 what is the nth term for this?

  • @limit13ss
    @limit13ss 5 лет назад

    How would you do it if I'm not given the 1st
    term?

  • @andrewchan7927
    @andrewchan7927 5 лет назад

    I got a question, the teacher said we don't know the rule, but actually, you can find it through the first number of the sequence which is 5 and the difference which is 2, and then you make a list of the sequences, which is 5,7,9..... After that, we know that the rule is 2n+3, then you plug in your number n, you get the result. I FIND THE MISTAKE, HAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHAHA

  • @raynali2054
    @raynali2054 6 лет назад

    Is an=a1+(n-1)d equation for all arithmetic sequences?
    Please tell ASAP

  • @peeepoi1395
    @peeepoi1395 4 года назад

    Your students must be so lucky to have a teacher like you

  • @quack9863
    @quack9863 4 года назад

    what if a_1 is not given

  • @rileykosterman1118
    @rileykosterman1118 3 года назад

    Is it just me or like, how do I find out the difference?

  • @EnyaStellaris
    @EnyaStellaris 4 года назад

    Wait what's the nth term even?

  • @25greengoblin
    @25greengoblin 9 лет назад

    will this work in reverse, so lets say a4=7 and a6=15, whats the first term?

  • @cheerluvr4060
    @cheerluvr4060 2 года назад

    ITS THE CHEER LOGOS FOR ME !!

  • @manasbhadange3240
    @manasbhadange3240 6 лет назад

    Thx

  • @meganmason9455
    @meganmason9455 6 лет назад

    What grade is this

    • @brianmclogan
      @brianmclogan  6 лет назад

      Algebra 2 or Pre-calculus, do not remember

    • @meganmason9455
      @meganmason9455 6 лет назад

      @@brianmclogan ok I'm in 8th grade and we are learning this now and I was wondering if we are ahead or behind

    • @brianmclogan
      @brianmclogan  6 лет назад

      not sure, do not teach 8th grade

    • @meganmason9455
      @meganmason9455 6 лет назад

      What grade do you teach

  • @skeletonworld2876
    @skeletonworld2876 3 года назад

    Jonny sir 😂🙌

  • @markusgutteridge
    @markusgutteridge 3 года назад

    anyone else wish he was your math teacher

  • @raycr27
    @raycr27 5 лет назад

    thx

  • @riccsan1884
    @riccsan1884 4 года назад +1

    I wanna ask a question but you can't answer me