How to Find the Equation of a Tangent Line with Derivatives (NancyPi)

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  • Опубликовано: 25 авг 2024

Комментарии • 628

  • @varghejo
    @varghejo 4 года назад +1760

    I love how she speaks slowly and gives multiple examples. It's almost like she knows I'm a moron and yet she does not judge me.

  • @aaronbowen2952
    @aaronbowen2952 3 года назад +73

    Definite life saver. I basically have three Calc teachers, NancyPi, Kahn Academy...and my professor.

    • @jackjacobs9846
      @jackjacobs9846 4 месяца назад +4

      And the Organic Chemistry Tutor

  • @volken54
    @volken54 6 лет назад +363

    Great teacher: very consequencial,slowly speaking and clear. Thank you!

    • @sabertig3489
      @sabertig3489 5 лет назад +10

      ...and pretty, to keep eyes focused on the front of the class...

    • @mdc867
      @mdc867 4 года назад +2

      Completely different from mine

    • @deanflame8362
      @deanflame8362 4 года назад +4

      Pervert alert

    • @noelbenitez1765
      @noelbenitez1765 4 года назад +3

      SIMP, but yeah

    • @excuseyou7198
      @excuseyou7198 3 года назад +4

      @@sabertig3489 dude wtf...

  • @manzero134gd
    @manzero134gd 5 лет назад +51

    I'm trying my best to learn calculus with my last remaining brain cells. Thank you Nancy for this very comprehensive video.

  • @TheDoc4kids
    @TheDoc4kids 4 года назад +33

    Madam, all your lectures are so lucid! We did not have calculus in high school, and as a clinician I needed to understand the dynamics of the on-going Covid-19 pandemic. I have been able to learn calculus from your lectures, and have been successful in understanding the epidemic curves much better. thanks so much!

  • @aliyahelliott4396
    @aliyahelliott4396 4 года назад +18

    I really appreciate how you explain each step and include the simplest of things like labeling the slope as ‘m’ because some of us get confused when only slope is said.

  • @AZ-xl2yb
    @AZ-xl2yb 4 года назад +7

    Thank you SO much NancyPi! This video saved my life because my online lecture skipped the tangent equation part, making it extremely confusing and having me stuck in a problem because I forgot how to recreate the Y-Y1=m(X-X1) form and turning it into Y=mX+b for the final answer. You explained this concept very clearly and I am extremely grateful for this. I subscribed to you and liked the video. Thank you again and I hope to watch more of your Calculus videos in the future. Best regards.

  • @stephpies3
    @stephpies3 3 года назад +27

    OMG you are so helpful! Taking calc online during COVID has been awful. I got a 30 out of 100 on my first test, and I have my second one this week. I finally understand this after watching your video!! I am gonna binge the rest of your videos now to save my grade!

    • @safaarif3530
      @safaarif3530 Год назад +1

      Got a 30/100 on my first exam too, the next one is next week, hopefully I do better😅😅😅

  • @ginelet
    @ginelet 3 года назад +129

    anyone else struggling at zoom university and relying on youtube videos?

    • @radoraan5272
      @radoraan5272 3 года назад

      yes sir, from México xD

    • @AetherCS2
      @AetherCS2 3 года назад

      yessir haha not zoom tho just pre-recorded lectures ;/

    • @CorpusLael
      @CorpusLael 2 года назад

      Exactly!

  • @MalTV
    @MalTV 5 лет назад +1226

    Anybody else have a calc test tomorrow? Like if so

  • @abdelljones6233
    @abdelljones6233 3 года назад +4

    I will always pray for u because u saved my life

  • @tooeric5
    @tooeric5 2 года назад +2

    She is a very dedicated teacher she doesn't want the students to miss even the infinitecimal valuable information.

  • @cripwalklover8380
    @cripwalklover8380 5 лет назад +467

    If you are being held hostage, blink twice

    • @nishchaybhutani4507
      @nishchaybhutani4507 5 лет назад +7

      Wtf

    • @pro2ocol
      @pro2ocol 5 лет назад +27

      Oh common she is obviously under hostage situation. But I never seen such a cyber crime where the user is forced to run a channel in order to send secret codes or maybe something for more vivid reason.

    • @nishchaybhutani4507
      @nishchaybhutani4507 5 лет назад +6

      @@pro2ocol *MARINA JOYCE*

    • @sampitts7044
      @sampitts7044 5 лет назад +2

      Would you go on TV and say Hello I am Nancy Pi?

    • @4vulpin9
      @4vulpin9 5 лет назад +1

      Mohammed Wasey Siddiqui Just think of all that RUclips revenue...

  • @adventuresofreikun
    @adventuresofreikun 5 лет назад +16

    Going to have finals tomorrow, finally I understood this topic, thank you for making these videos to help students

  • @annieneal1455
    @annieneal1455 3 года назад +7

    I learned more in this video than I did in 3 weeks of college calculus. Thank you, u saved my grades 😂😊

    • @mehulsiwach1648
      @mehulsiwach1648 2 года назад

      u guys learn this in your college??!!. let me guess, u r american ryt??!

    • @domoroboto8752
      @domoroboto8752 2 года назад

      @@mehulsiwach1648 there are college courses available for all levels of proficiency.

  • @cmdrbobert9862
    @cmdrbobert9862 4 года назад +2

    The basic Example really helped me get underway on my derivatives homework. I've never had to learn them until Uni, and still didn't grasp it in the week I had lectures about it. Thanks for an awesome video.

  • @hkyzap
    @hkyzap 4 года назад +6

    You won’t get a clearer explanation than Nancy P’s demo! Well done !

  • @baileyflemming31
    @baileyflemming31 3 года назад +1

    Ugh, you're a lifesaver. I've watched your videos and understand more than everything my professor has provided combined. Thank you!

  • @johnmitchell6283
    @johnmitchell6283 6 лет назад +1

    I just wanted to say thank you Nancy. I am not sure why my professor made this so unnecessarily hard. You are the Math Goddess.

  • @AzharKhan-wn8wy
    @AzharKhan-wn8wy 4 года назад +6

    Thanks a lot, NancyPi. As always, you make Calculus easy to understand.

  • @dylanmohseni1909
    @dylanmohseni1909 2 года назад +2

    Your videos are great btw. Way better than every professor at purdue and were essentially a top 3 engineering school in the nation. please keep making more

  • @mokgadisekhaulelo3420
    @mokgadisekhaulelo3420 4 года назад +2

    thank you sm for doing this . I really learn alot from your videos than from my maths class.
    im actually writting about this in a couple of hours and i seriously didnt have a cooking clue on what " tangent to a curve " is and my textbook looks like its written in a foreign language to me rn
    so your video reallllllllyyyyyyyyyyyyyyyy helped me
    thank you :)

  • @sashasguitarcovers5921
    @sashasguitarcovers5921 3 года назад +9

    Thank you, Professor Pi, my other professor seems to have gone missing.

  • @metamorphicwaves4845
    @metamorphicwaves4845 Год назад

    oh my gosh, thank you so much. i've been dying trying to solve these problems using an entirely different insanely hard process that never worked, and you made it so easy i thought it wouldnt work, but i was able to solve the problem correctly FINALLY because of you!!! thank you!!!!

  • @chillwavezneuroscience2547
    @chillwavezneuroscience2547 3 года назад +7

    I will sleep at peace tonight, I have a calculus exam tomorrow :)))) I feel good now

  • @meowmbananas
    @meowmbananas 4 года назад +4

    thank you so much!! you’re my favorite youtube math tutor now!! please don’t stop using you’re platform to share and help the students like me who’s having a hard time understanding the lessons that are thought by our actual teachers. God bless you! xoxo

  • @jacquestone3280
    @jacquestone3280 3 года назад +1

    Nancy, your video helped so much and in addition it's so refreshing to see beauty as well as brains you picked my interest more then I can say... thank you for your help

  • @prabodhbharose4209
    @prabodhbharose4209 6 лет назад +257

    how do you write on that i'm perplexed

    • @yoitslemonboy6988
      @yoitslemonboy6988 5 лет назад +111

      shes has a clear board is front of her then the camera is flipped in editing

    • @samuelobadina2222
      @samuelobadina2222 5 лет назад +13

      GENIUS!

    • @reve9552
      @reve9552 5 лет назад +24

      Writing on a clear board and then the video is mirrored

    • @mohanadosama4362
      @mohanadosama4362 5 лет назад +1

      iknow right :D

    • @jadetheshade
      @jadetheshade 5 лет назад +5

      @@yoitslemonboy6988 oh, no way! that's actually so smart

  • @user-gs5bd7fj3b
    @user-gs5bd7fj3b 4 года назад +3

    Thank you for doing these. You are an awesome teacher. I wish I had these videos when I was taking math classes in college.

  • @danielmayo1336
    @danielmayo1336 3 года назад +2

    Nancy, you're the best math teacher in the universe! Kiss 🌹💋👏👏👏👏👏👏👏👏👏

  • @kennybutcher6307
    @kennybutcher6307 10 месяцев назад

    Thanks Nancy! My online textbook is a copy paste job and it's horrible. Literally horrible. I don't know why they would try and show an example of a new idea and skip steps, or use a 1 which then become 1/2 for m and b. Can't make it any more confusing. This helped!

  • @SpinWave
    @SpinWave 4 года назад +2

    beautiful, simple, to the point. Thanks

  • @muneerobeidat6473
    @muneerobeidat6473 3 года назад +1

    if my calc professor looked something like you I wouldve probably majored in math. thanks for the video.

  • @ninjatrapper
    @ninjatrapper Год назад

    This is one of the best math videos ive ever watched

  • @alishafranke901
    @alishafranke901 5 лет назад +2

    Thank you so much for your helpful explanation! I like how you took your time to fully go over everything.

  • @robwordie4261
    @robwordie4261 3 года назад +1

    Smart, beautiful, and well spoken. What a great video!

  • @Sahistasabathegreat
    @Sahistasabathegreat Год назад

    What a soft spoken person you are . Thank you so much mam 💖

  • @rockstore9712
    @rockstore9712 4 года назад +1

    Great way of teaching... my concepts got clear after watching ur video...❤

    • @marksanchez9014
      @marksanchez9014 3 года назад

      Hey Rock Store sir, if your still having a hard time understanding or want to have a more personalized experience in
      understanding math topics, I highly recommend checking out Kadama on the app store!
      It has tons of great tutors that you can request at your own budget! apps.apple.com/app/apple-store/id1350994411?pt=118988390&ct=YT1&mt=8

  • @genesisho3993
    @genesisho3993 3 года назад

    Miss Nancy is really great at teaching children.so generous

  • @AlexusElliott
    @AlexusElliott 4 года назад +1

    This was extremely helpful. I didn't even need to watch the full video. Thank you for explaining it thoroughly!

  • @jvg6877
    @jvg6877 Год назад

    I really appreciate this video, you are so far the best at explaining calculus out of everyone I've seen, keep it up, it helps me a lot

  • @tracerhax
    @tracerhax 3 года назад

    I was never addicted to any youtube channel this much!

  • @user-il9dh8xk9q
    @user-il9dh8xk9q Год назад

    Does anybody else think Nancy's video is 100 times more helpful than classes? Not to mention it is only one fifth the time

  • @user-oz5vi1ce5m
    @user-oz5vi1ce5m 11 месяцев назад +1

    Your teaching is very understandable😊

  • @hamzaabaaewitwit1443
    @hamzaabaaewitwit1443 Год назад

    You are a great teacher and your teaching method is very good and understsndable . Thank you from Iraq🇮🇶🇮🇶🌹🌹🌹

  • @cswalker21
    @cswalker21 4 года назад +2

    a linear.....line 🤣😂😅. Great video. I'm learning so much calculus. I don't even know why. I'm not even in school!

  • @anirudhj4433
    @anirudhj4433 3 года назад

    This has made school so much easier for me. I have a chance of getting into the university of my dreams now! Thank you so much!!

  • @bakaniellece9688
    @bakaniellece9688 3 года назад

    NancyPi is so undersubscribed....very good instrutor

  • @josejordan7528
    @josejordan7528 3 года назад +1

    Hi @NancyPi! Thank you for the explanation. This helped me tremendously.

  • @kevincrawford6864
    @kevincrawford6864 2 года назад

    I think my Calc professor is to smart to teach calculus. He rambles on about things further along in the course before we understand the concepts that are infront of us. She is a very easy to follow and understand in comparison.

  • @EmpyreanLightASMR
    @EmpyreanLightASMR Год назад

    16:04 just in case anyone wants a bit of clarification on how she got √3 and how you can find it yourself, tan is equal to sin/cos. (And cot is cos/sin.) Ok,
    So to find tan of π/3, just do sin(π/3) over cos(π/3)
    Use your unit circle (or look for that awesome, old video on youtube on how to memorize the unit circle) and you'll see
    sin(π/3) = √3/2
    cos(π/3) = 1/2 (as you are shown in the video)
    so divide the two... or even better, multiply one by the reciprocal of the other.
    √3/2 times 2/1. The twos cancel out and you're left with √3

  • @tobiaschapinda6771
    @tobiaschapinda6771 3 года назад

    A straight line y=-x+4 cuts the parabola with equation y=16-x^2 at the points A and B.
    a.Find the coordinates of A and B
    b.Calculate the distance between the points A and B
    c.Find the equation of the tangents at A and B, and hence determine where the tangents meet.
    d.At the point where A and B meet, the line Q is perpendicular to the line B. find the equation of the lin

  • @alyciastump1636
    @alyciastump1636 5 лет назад +4

    can you do a video on logarithmic differentiation? BTW YOU'RE AMAZING! I was so confused until your videos and now it's simple and makes complete sense.

  • @arrogantshadow9423
    @arrogantshadow9423 5 лет назад +1

    Thank you very much for the concept. The video was in detail and easy to understand.

  • @xxkelel20xx
    @xxkelel20xx Год назад

    Thank you. This helped me understand how to do these problems on my homework

  • @jamesmitchell2052
    @jamesmitchell2052 3 года назад

    you are amazing!! this explained the topic better than many hours in my college class. thank you so much!

  • @nicholasberry8456
    @nicholasberry8456 3 года назад

    I wish all people teach like you do

  • @potatoboi8327
    @potatoboi8327 3 года назад

    nancy i've learned more from you than my prof by far. thanks so much for all your great vids!!! (also i love your shirt)

  • @wooddy8402
    @wooddy8402 3 года назад +1

    Thank you very much for saving me from my math teacher who gives speech through zoom at a lightning pace and says you have already learnt in 2nd and high school so he wouldn't mention again, which is so annoying.

  • @davisyopunk
    @davisyopunk 3 года назад

    I love NancyPi makes math easier and fun to understand! Beauty + Intelligence = NancyPi

  • @arjundas7078
    @arjundas7078 Год назад +1

    5* rating.
    Thank you so much nancy.

  • @reymondatienza8427
    @reymondatienza8427 2 года назад

    that unit circle is very important.... thanks!

  • @Imvry_sora
    @Imvry_sora 2 года назад

    4 hrs before the deadline. Thanks a lot♡

  • @web_dev_with_Asiii
    @web_dev_with_Asiii 5 лет назад

    that's really great teaching method , Ma'am i am from pakistan but i am really impressed by your teaching style,you teach very slowly by doing this i have cleared all point of this tiopic

  • @chiefster11
    @chiefster11 3 года назад +1

    Your voice is like so calming this is like mathASMR in itself lol

    • @mrpancakes
      @mrpancakes 3 года назад

      I had the same thought.. maths ASMR

  • @nazrussel
    @nazrussel 2 года назад

    Nancy, you made my life so much easier. thank you.

  • @AnishaIslam
    @AnishaIslam 6 лет назад +55

    hey nancy, can you make a video on solving optimization problems using calculus?

  • @tejamummidi
    @tejamummidi 4 года назад +2

    Omg if she was my maths teacher I'll be present in the class every day

  • @yikushieda
    @yikushieda 3 года назад +1

    thank you so much, Nancy!! I was forgetting a lot of these things and my uni prof was overcomplicating something I already learned in high school haha.

  • @hannagrantoza786
    @hannagrantoza786 4 года назад

    I have to subscribe. So helpful. I wish teachers in calc are like this

  • @BTB_Works
    @BTB_Works 3 года назад

    Very easy to understand, great speech speed. Very nice!

  • @edgarjimenez5644
    @edgarjimenez5644 2 года назад

    What’s not like about your videos?… one learns a bunch plus you are adorable!

  • @luisalbertolopezarias5042
    @luisalbertolopezarias5042 Год назад

    thanks, i´m Colombian and i don't have idea about derivates, but for you, i can understand better

  • @Nutshell2K
    @Nutshell2K 3 года назад

    Definitely helped with my college Calc class, thank you! Subscribed

  • @gauthamnarayan5738
    @gauthamnarayan5738 4 года назад

    thanks for the method and different examples

  • @ramlalgajoo2722
    @ramlalgajoo2722 3 года назад

    What a gifted tutor

  • @loujainsaleh9010
    @loujainsaleh9010 2 года назад

    You really give me positive energy thank you 💕

  • @lilrichtalks
    @lilrichtalks 3 года назад

    Omg I was stuck in the equation for so long thank you!!!!!!!

  • @santibanez91
    @santibanez91 5 лет назад +3

    Thank you! I was super frustrated and couldn't figure out my homework.

  • @albertselman2788
    @albertselman2788 2 года назад

    Maths teachers like Nancy are the best 😜 learning from her

  • @bryanc255
    @bryanc255 2 года назад

    I'm so in love with math... I mean Nancy... I mean calculus

  • @ayaanshaikh9908
    @ayaanshaikh9908 6 лет назад +12

    Welcome back!

  • @j.t3948
    @j.t3948 6 лет назад

    Thank you so much for this, it helped me a lot with my homework and hopefully, you have more videos as I get more into calculus.

  • @sapanomakuei4080
    @sapanomakuei4080 3 года назад

    Thank you so much Nancy for ur nice explanation

  • @jacquelinealmazan9169
    @jacquelinealmazan9169 6 лет назад +1

    Forever I wish you were my calculus teacher!

  • @coffeecs
    @coffeecs 3 года назад +1

    f(x)=2mcotx+secx−2-√x+4m
    Find the value of m if the slope of the tangent line at
    x=π4
    is 28

  • @maiimooii3027
    @maiimooii3027 5 лет назад +1

    Your student is lucky . Great teacher 👍

  • @khaledcrocy
    @khaledcrocy 3 года назад

    thank u very much your explination is so simple

  • @mylabzz6541
    @mylabzz6541 3 года назад

    thank you Nancy it help me a lot

  • @omcopiersolution6322
    @omcopiersolution6322 3 года назад

    Thank you..... Thank you so much ma'am............. I always want to study with you lots of love ma'am from India......... We love you............ ❤❤❤

  • @tamratmisgana7338
    @tamratmisgana7338 4 года назад +1

    You are a great teacher thank you and bless you!!!

  • @abdullahs7256
    @abdullahs7256 5 лет назад

    School seems pretty useless when videos such as this one explain it so much better.

  • @lordmungo1461
    @lordmungo1461 3 года назад +3

    If you play at .75 speed, she sounds really sarcastic.

  • @simat007
    @simat007 5 лет назад +1

    Absolutely amazing video. Thanks, it was very helpful!

  • @longevityescapevelocity629
    @longevityescapevelocity629 3 года назад +2

    I'm so confused about how she writes. Is she left handed and writing backwards right to left? This is sorcery! On a serious note, Nancy- these videos are going to help me not have to repeat trig! Thank you so much!

    • @mrpancakes
      @mrpancakes 3 года назад

      First of all she's writing on a glass screen(I assume u know this).. she writes in the correct direction for herself (the usual left to write), but then the video is mirrored which makes it straight for the viewers.

    • @longevityescapevelocity629
      @longevityescapevelocity629 3 года назад

      @@mrpancakes yeah, I figured that out probably thirty seconds after posting that. thank you professor

  • @fearlesssilver21
    @fearlesssilver21 6 лет назад +3

    Nancy, your videos are so helpful! They have really helped me through Calc1. But there's something I must know...
    How do you write backwards? It blows my mind every time

  • @jeanniyigena6672
    @jeanniyigena6672 3 года назад +1

    Liked the way you explain math
    I think you should also do a video
    On derivative of trigonometric functions
    Keep up the good work💪🏼❤️

  • @Jonathan-vx7xi
    @Jonathan-vx7xi 4 года назад

    You're the best Nancy. Thanks so much!

  • @SYEDALI-co7fo
    @SYEDALI-co7fo 3 года назад

    Our teachers should learn teaching from her ....

  • @anastasia3294
    @anastasia3294 5 лет назад +3

    Thank you so much🙏🏻 I was so confused