Intermediate Algebra Lecture 6.1: Factoring the Greatest Common Factor (GCF)

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  • čas přidán 8. 09. 2024
  • / professorleonard
    Intermediate Algebra Lecture 6.1: Factoring the Greatest Common Factor (GCF)

Komentáře • 289

  • @123blackinferno
    @123blackinferno Před 8 lety +332

    I found out about Professor Leonard through his Calculus 1 and 2 lectures. My goal is to like every single video he has ever made.

  • @samuelsagan
    @samuelsagan Před 9 lety +145

    It's really touching to see how much effort Mr Leonard puts in getting his students to 'get it'. A gift, really.

  • @robertwilsoniii2048
    @robertwilsoniii2048 Před 7 lety +148

    And peeps, 1:10:00, in order to pass calculus, you need to have this factoring stuff down (I know from my own bad experience. Don't sign up for calculus until you have this stuff mastered, seriously). And 1:15:00 is some of the best math studying advice I've ever heard from any instructor, teacher, professor, whatever in my education career; he's dead right. 1:30:00 is factoring by grouping; this is the main method of factoring employed in calculus classes when trying to solve for limits, just a heads up.

    • @mellima4226
      @mellima4226 Před 4 lety +3

      Thank you so much this is really helpfull.

    • @user-qy6tu9ip9v
      @user-qy6tu9ip9v Před 3 lety

      Hey buddy. I am struggling with studying. Could you possibly write down a list of pre-calculus topics that are crucial for calculus?

    • @benjamin-rh7rn
      @benjamin-rh7rn Před 3 lety +1

      @@user-qy6tu9ip9v Professor Leonard has a whole playlist on his channel for that. Should be covering everything.

    • @user-qy6tu9ip9v
      @user-qy6tu9ip9v Před 3 lety +1

      @@benjamin-rh7rn Yeah I'm halfway through the playlist. Thanks buddy.

    • @thestoryofmylife4817
      @thestoryofmylife4817 Před 3 lety

      @@user-qy6tu9ip9v how long did it take you to get through the playlist?

  • @MichaelSmith-mm7ht
    @MichaelSmith-mm7ht Před 10 lety +116

    This professor is an excellent teacher. I find myself not attending my own class. Instead I listen to his lectures, follow his examples, and low and behold, I GET IT! Thank God for Professors like Professor Leonar. I wish he was a professor at my school!

  • @roxyesquivel8329
    @roxyesquivel8329 Před 6 lety +29

    Professor Leonard says "Raise your hand if you understand..." I'm over here raising my hand : )

    • @TheMano03
      @TheMano03 Před 4 lety +4

      Lol! I'm here answering questions out loud and raising my hand as well. This guy is seriously a life saver during this quarantine!

    • @katharinehansen5940
      @katharinehansen5940 Před 3 lety

      LMAO...same!!

    • @emzway1909
      @emzway1909 Před 3 lety

      OMg me too hahaha

  • @dayonmage3946
    @dayonmage3946 Před 7 lety +38

    he's graceful, humble and sharp as hell. this is instantly obvious.

  • @bobjoe164
    @bobjoe164 Před 4 lety +110

    Who's learning from this legend while in quarantine

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      @hellojoe7148 Před 4 lety +1

      Yes bob joe he is a legend

    • @roblox21242
      @roblox21242 Před 4 lety

      anybody knows why it starts at 6.1 and not chapter 1?

    • @roblox21242
      @roblox21242 Před 4 lety

      @Albi Marku I see, I thought intermediate algebra started in chapter 1. Have you found any good textbook or online worksheets to practices the content he teaches?

    • @whitebeardpirates7551
      @whitebeardpirates7551 Před 3 lety +1

      @@roblox21242 the Textbook is "Beginning and intermediate algebra by McGinnis, Terry Hornsby, John Lial, Margaret L 6th or 5th edition """

    • @josephmorrison5157
      @josephmorrison5157 Před 3 lety +1

      @@whitebeardpirates7551 Thanks hero ❤

  • @XXDribbleBearXX
    @XXDribbleBearXX Před 5 lety +9

    Ive passed this link to all my classmates, you have taught us more with such nonjudgmental patience, than our own instructor. Thank you from New York.

  • @prestonblack9777
    @prestonblack9777 Před 8 lety +12

    everyone says such nice things and i will not be different! Sir your patience when teaching is commendable! i am not a math guy and am going back to school for business after 15 years, your videos are actually making me enjoy math. i can't thank you enough!.

  • @alatriste2222
    @alatriste2222 Před 7 lety +27

    Thanks to this sir, Math is my new hobby

  • @deed2815
    @deed2815 Před 8 lety +8

    His enthusiasm for math is contagious! I actually enjoy learning about factoring.

  • @lindaleewise5907
    @lindaleewise5907 Před 8 lety +22

    Amazing teacher........I've learned so much watching your videos!!!!! Thank You!!!!!

  • @shaher2092
    @shaher2092 Před 7 lety +9

    Hats off to you sir, I swear to God if you were my professor I would love Math and be waiting for the next class. Unfortunately, it's the opposite and the one I have is old and doesn't explain a lot, especially for those who graduated high school in different countries and go study abroad like me. I'M SO HAAAAAAPY THAT I FOUND YOUR CHANNEL.

  • @mo12g13
    @mo12g13 Před 8 lety +8

    I just want to thank you for your videos! Your videos are well explained and I know your students are fortunate to have you as a teacher. After watching your videos, I was able to ace the Accuplacer. After taking that test, I felt so proud of myself because my time spent watching your videos was rewarded. Keep doing what you do and trust me, you helping a lot of people out there including me.

  • @MoneyOverFame
    @MoneyOverFame Před 8 lety +7

    I'm taking Math 56 at a CUNY college, and I swear to you I've learned more watching your videos than actually being in my professor's class.

  • @michellesaukam
    @michellesaukam Před 9 lety +10

    Professor Leonard is truly an amazing teacher, his teaching methods is what I wish all my professors could do. He explains everything really thoroughly to make you better understand! And you can tell he loves his job and cares for his student, on top of that, he's definitely a looker! His wife is really lucky! But thank you for all that you do and putting the time to upload your videos, I feel like I'm a part of this class from where it's definitely helping me with my online class.

  • @melissamitchell3564
    @melissamitchell3564 Před 8 lety +6

    Professor Leonard,THANK YOU SSSOOOOOOOOO MUCH!!!!!! You are a true life saver! I am currently enrolled in MAT/117 at UOP and you are thee main reason why am going to pass this class. Thank gods that I found your youtube page from a google search. You make learning math exciting. Thank you for turning on the lights for me. Because before I was in the dark. Thank you for the clarity.

    • @kaplishk
      @kaplishk Před 2 lety

      Did you pass it?

    • @Ran_hash
      @Ran_hash Před rokem +2

      @@kaplishk Dude's probably finished his degree a while back already

  • @samuelcoppock3468
    @samuelcoppock3468 Před 3 lety +2

    Fantastic thanks! I'm 34 and pursuing my degree while on active duty. I've been super intimidated by math. These lectures gave me confidence.

  • @robertwilsoniii2048
    @robertwilsoniii2048 Před 7 lety +2

    48:00 is also really a very important and subtle point. Since we distribute to get 6x+14, we don't include a variable in our GCF because 3x+7 is supposed to be thought of as a number, not a variable. It's written as 3x+7 because we are assuming this number is any number in existence plus seven. However, it's still one number, and multiplying it by 2 doesn't change that. So the question becomes, how do you multiply when you don't know the number before you multiply? The answer is distribution. This is the whole point of distributing. The whole point of factoring is to figure out what two numbers were multiplied together if all you can see is the finished product of multiplying.
    So, 2(3x+7) = 6x+14. In this case the result of multiplication is 6x+14. If we ask ourselves what was multiplied together to give 6x+14, the answer is 2(3x+7). Notice that 2 is the GCF of 6x+14. The whole point of finding the GCF is to be able to figure out what two numbers were multiplied together. As you might have guessed, 2(3x+7) is 6x+14 factored. And that's the whole point of factoring, and exactly how and why it works the way it does.

  • @samanthaann7346
    @samanthaann7346 Před 8 lety +4

    So, I started watching another one of his videos while doing my homework (haven't been in math in nearly 10 yrs, now taking stats.) Kept the video playing because I enjoyed the way he explained things. Even if I already knew it!

  • @honeyglaze8615
    @honeyglaze8615 Před 8 měsíci +1

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    @ashbeelqadir7858 Před 5 lety +2

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    • @user-qy6tu9ip9v
      @user-qy6tu9ip9v Před 3 lety

      I don't understand rationalizing the denominator, dealing with conjugates, simplifying complex fractions.

  • @03Luka03
    @03Luka03 Před 6 lety +5

    @Professor Leonard I know this is old content and I hope you get a chance to read this.. but this has helped me greatly! I am 25 years old and I haven't been in school for so long and math was my worst subject!! You broke this down so beautifully I am going to college to become a game developer in a few months and I commend you for creating this amazing youtube channel and I am starting to find some love for math and the magic it brings to this world math is so miss understood and how important it is to us. I thank you Leonard I am very appreciative of you and your amazing work.

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    @OnPointWithIt Před 9 lety +124

    Now, I don't have to pay for a tutor.

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      @wizzzz6187 Před 4 lety +15

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    @thestoryofmylife4817 Před 3 lety +1

    This is my first video of yours and WOW, I'm in between semesters and nearly failed math, tis is GOLD.

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    @imadouzoun Před 8 lety +1

    Even though I graduated long time ago, I watched your lectures which helped me refresh my knowledge and gain a lot of benefits.
    So thank you Leo.

  • @crochetbitznknits2066
    @crochetbitznknits2066 Před 2 měsíci

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    @RitchLife2019 Před 6 lety +1

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    @ej_l2525 Před 5 lety +1

    re-constructing my math skills again from going back to basics. I admit,my strong point is science but I'm not ashamed to be a beginner on mathematics. Hopefully after a year,I'll be good on my diff calc.

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    @icono__7136 Před 2 lety +1

    Going over Pr Leonard's playlists again, this time focusing on arithmetic, number theory and patterns to solidify my foundation of Discrete Math.
    Passed the Calculus track (Pre-Calc, Calc I, Calc II), and Linear Algebra, but Discrete Math kicked my butt. Simply couldn't do proofs, because I had lost my affinity with basic numbers and the WHY of doing certain calculations _this_ or _that_ way. Hopefully going this far back in times (even relearning simple addition and multiplication) is going to help me

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    This is so clear. I'm actually doing this lectures in order to proceed with Linear Algebra, Abstract Algebra, Trigonometry and Calculus

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    @heatherslifejourney Před 2 lety

    I know this is probably an old video, but he reminds me of my Beginning Algebra instructor that I had Spring Semester 2022.
    He's on point like my instructor and made it easy for me to understand!

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    @gilbertflores4682 Před 8 lety +3

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    @236ar Před 4 lety +3

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    @vanessaking3461 Před 8 lety +1

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    i just started Pre-Calc and realized I was rusty on my factoring. Thanks for the video!

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    @davidduffield1713 Před rokem

    I’ve been placed in Intermediate Algebra due to some weird stuff at my community college. I barely scored into Basic Algebra. I’m 30. First time at college, and I’m so nervous.
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    @tonynasaofficial Před 3 dny

    Im legit watching this and learning for fun!

  • @whitebeardpirates7551
    @whitebeardpirates7551 Před 3 lety +1

    the Textbook is "Beginning and intermediate algebra by McGinnis, Terry Hornsby, John Lial, Margaret L 6th or 5th edition """

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    @GPTDavid Před 6 lety

    Taking algebra this semester... i'm gonna watch your entire intermediate Algebra series before my term starts.

  • @kunsboy
    @kunsboy Před 7 lety

    You are the best Mr. Leonard. I have practiced a lot Factoring by grouping and most of the time end up with similar problem at 1:31 in this video. Mind you i knew what to do...but I really did not know what i was doing. You made it crystal clear. learning a lot from your videos . thanks for the upload. most of the youtube math teaches us what to do with problem...but watching your video teaches me why am i doing it. (sneezed) bless you hahaha

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    @MrReynoso007 Před 9 lety

    He explains it so easy that it makes me feels like a pro and as if I already know it!

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    @aguilacec Před 8 lety +1

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    @emzway1909 Před 3 lety

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    @Sybaris_Rex Před 6 lety

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    I am taking Advanced Calculus and watching this :)

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      @Bilbus7 Před 7 lety

      Did you get boned? Or did you do well?

  • @mia.martin.19
    @mia.martin.19 Před 2 lety +3

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      @Peter_1986 Před 2 lety

      The best way that I can describe the experience of watching Professor Leonard's lectures is that it feels like binge-watching a great television series.

  • @crochetbitznknits2066

    Professor L, Thank you so much for all you hard work and videos! I am almost through your Pre-algebra Course and was wondering if this Intermediate Algebra is what i should do next??

  • @sahilpawaskar5512
    @sahilpawaskar5512 Před rokem

    Thank You so much Sir

  • @jorgefraga5045
    @jorgefraga5045 Před 2 lety

    THis is a great video. The professor explains really good ......good job !

  • @ZhugeLiangKM
    @ZhugeLiangKM Před 7 lety

    Thanks alot! Learnt alot of new things I've never known. Makes things clearer now.

  • @johntindell9591
    @johntindell9591 Před 6 lety +7

    Can you please recommend a textbook that corresponds with this series of lectures please? Primarily so I can do practice problems

  • @mistermasculine5425
    @mistermasculine5425 Před 6 lety

    Be my teacher. You are great at teaching though you are teaching online. I don't space out with you but only with all of my other teachers, you teach people in a very interesting way.

  • @johnvalgon5660
    @johnvalgon5660 Před rokem

    Let's go on with this series as well :D thank u Leo for all the effort

  • @OhCynicalHD
    @OhCynicalHD Před 9 měsíci +1

    Im taking math 98 @ college. Is this playlist the correct videos I should watch?

  • @amielsabado7638
    @amielsabado7638 Před 4 lety

    BEST PROFESSOR EVER!

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    @GonzoBeCrazyYo Před 8 lety

    This helps me so much I'm taking math 055 at Red rocks CC in colorado

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    @rtalligood3413 Před 7 lety +2

    kick ass vid!!! The best I have seen!

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    @goated6146 Před 11 měsíci

    Thanks man, seriously you are a great teacher.

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    @jovanlettries1904 Před 7 lety

    Awesome teacher. I fell like I'm in the class. Would be a perfect online teacher or example modules for online class

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    @hassanlaghbi7047 Před 5 lety

    The best math professor ever = Leonard!

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    @anhkhoa91280 Před 5 lety

    It's worth spending hours finding a great teacher in youtube

  • @MarcusAseth
    @MarcusAseth Před 7 lety

    got me to do the exercises as well and while trough youtube, great professor :)

  • @davehoang8926
    @davehoang8926 Před 6 lety

    Homie broke it down like whaaaat!!! Loving it!

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    @hustlehard4251 Před 3 lety

    This guy is a gifted teacher 👏

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    @faithworks9072 Před 4 lety

    Thanks wonderful teacher, what a blessing!

  • @harrychapman3388
    @harrychapman3388 Před 5 lety +1

    Hot math teacher !!! Makes math tolerable, yes I can learn this way. More math please.

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    @rolandorzabal1955 Před 3 lety

    i feel like i know what i am doing. this guy is great

  • @robertwilsoniii2048
    @robertwilsoniii2048 Před 7 lety +1

    I've never seen that at 9:23 before. That's freaking sweet. And 25:00 is a super important example. And by the way, 1:03:47, what the hell is a sum of cubes?

  • @nicholaskarlsen1195
    @nicholaskarlsen1195 Před 7 lety

    The answer at 1:12:13 is amazing. That the teacher keep s going until the student gets it.

  • @eyrekeye5274
    @eyrekeye5274 Před 6 lety +1

    Sir,kindly slow while putting hands on any single number.
    I'm from Pakistan .
    love you sir.
    Would that you were here!
    Fate is ever smiling on my face ...My pleasure to attending your great class

  • @henryb.guerrero9582
    @henryb.guerrero9582 Před 8 lety

    Helpful. Thanks Professor Leonard.

  • @makinggreatbread
    @makinggreatbread Před 4 lety

    Excellent lesson. My 61 year old brain picked it up quickly and now I wish I had learned it back in school. Oh well.

  • @blissstreeks4035
    @blissstreeks4035 Před 8 lety +1

    Thank you so much from California~!

  • @ismaelmohamed4678
    @ismaelmohamed4678 Před rokem

    I am just starting this course, will see you the other side.