Describing a transformation with vertical and horizontal stretch then graphing

👉 Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, translations (shifts), reflection, stretches, shrinks, etc. To sketch the graph of a transformed function, we start by sketching the graph of the parent function and then we apply the required transformations to obtain the required graph.
Timestamps:
0:00 Intro
5:56 Example #1 f(4)
6:20 Example #2 f(8)
Corrections:
6:50 Made a mistake. f(8) is equal to -2, not 0.
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Пікірлер: 49

  • @milkyymel
    @milkyymel4 жыл бұрын

    when that girl said “no” after he asked if they were ready, i felt that.

  • @DeBrogliez
    @DeBrogliez12 жыл бұрын

    I think you've done a mistake here: f(8) = -2 not 0. But it is a nice video. Thank you ;)

  • @brianmclogan
    @brianmclogan12 жыл бұрын

    @DeBrogliez fixed it, thank you so much for looking out!

  • @brianmclogan
    @brianmclogan10 жыл бұрын

    thank you!

  • @brianmclogan
    @brianmclogan11 жыл бұрын

    I know, pre-calc requires a lot from the student. You need to make sure you brush up on all of your algebra skills as that is where most students get frustrated with the math

  • @Hello-ww7xr

    @Hello-ww7xr

    3 жыл бұрын

    pre calc what im in 8th

  • @Snape1

    @Snape1

    3 жыл бұрын

    @@Hello-ww7xr i'm in 10th and im taking this rn. And it's name is pre-calc or some people just call it normal calculus.

  • @arpith5501

    @arpith5501

    3 жыл бұрын

    @@Hello-ww7xr im in 7th...

  • @DelnorShinobu

    @DelnorShinobu

    2 жыл бұрын

    If you guys want a positive outlook on this, it means your teachers think that you're smart enough for this

  • @razasyed575
    @razasyed5754 жыл бұрын

    we love you Brian mclogan

  • @DaveWasHere112
    @DaveWasHere1122 жыл бұрын

    This video is amazing, helped me study for my quiz tomorrow. Thank you!!

  • @Hello-ww7xr
    @Hello-ww7xr3 жыл бұрын

    THANK YOU SO SO SO FREAKING MUCH

  • @TheOnlySilverUnicorn
    @TheOnlySilverUnicorn6 жыл бұрын

    THANK YOU for this video! I have been through many videos on this topic, and this is the first one that helped me understand transforming the graph of a function by shrinking or stretching. You made it very clear. The formulas that describe vertical stretch, vertical shrink, horizontal stretch, and horizontal shrink are extremely helpful, too. I copied them into my "Math Toolbox". (I like to call the notebook that contains the most helpful math related notes my "Math Toolbox". As with any strong and comprehensive toolbox, I keep it on hand in case I need it, even far beyond the project that spurred me to collect the tools.)

  • @brianmclogan

    @brianmclogan

    6 жыл бұрын

    you are very welcome!

  • @forevershampoo
    @forevershampoo4 жыл бұрын

    3 min in and I already got more out of this than 20 min of pearson videos. no one even mentioned f(x+/-c)

  • @christinazamora3420

    @christinazamora3420

    4 жыл бұрын

    Yeah same here

  • @forgamztalkzz8472
    @forgamztalkzz84726 жыл бұрын

    Very clear explanation, thanks

  • @brianmclogan

    @brianmclogan

    6 жыл бұрын

    you are very welcome!

  • @stephaniesantos8695
    @stephaniesantos86955 жыл бұрын

    Super helpful!

  • @brianmclogan

    @brianmclogan

    5 жыл бұрын

    Happy to help Stephanie

  • @virtuality400
    @virtuality4002 жыл бұрын

    I am confused was this a vertical shrink or horizontal strech!!

  • @alexcasanova5668
    @alexcasanova56685 жыл бұрын

    Great video

  • @hopecooper7253
    @hopecooper72533 жыл бұрын

    not me in college algebra struggling to do basic math 😭✋🏼

  • @chandadobra760

    @chandadobra760

    8 күн бұрын

    Not me in an accelerated summer college algebra class breathing through panic attacks because I have a massive exam every 5 days (today is my 3rd exam) testing me on dozens of complex topics I 'learned' in 4 days that I am expected to master after spending 30+ hours/per scrambling through HUGE homework assignments that take me a whole day to complete and I have No IdEa WhAt I'M dOiNg-- not to mention I haven't been in a math class for over 4 years and I took a 3 year break from school to get employment which I now cannot have because THIS MATH CLASS IS A FULL-TIME JOB and I have TWO OTHER ACCELERATED CLASSES ontop of this class that I have to cram last minute because every hour of my week is otherwise spent doing math I don't understand and I'm hyperventilating, laughing, and bawling my eyes out all at the same time :') Lesson: Never, under ANY circumstances, take an accelerated math class unless you are naturally comfortable with or gifted in math. It's barely humanly possible.

  • @tinao7551
    @tinao75515 жыл бұрын

    wait wouldnt it be square 16 then minus 4 . around 6:35. because the k value is a reciprocal of what is shown. am i wrong? I mean you'd still get zero when you square 16 then remove 4. And why are you then taking away 2. wait..whattttt

  • @brianmclogan

    @brianmclogan

    5 жыл бұрын

    not sure how you are getting what you are getting but not seeing any problems with my work

  • @4seth
    @4seth3 жыл бұрын

    Why did the equation change at 6:50?

  • @brianmclogan
    @brianmclogan11 жыл бұрын

    college level mathematics is definitely more in depth than high school mathematics.

  • @godofnothing428

    @godofnothing428

    4 жыл бұрын

    James Respess this is high school level. Also no middle school teaches transformations.

  • @Hello-ww7xr

    @Hello-ww7xr

    3 жыл бұрын

    im in middle school

  • @magalyleon7

    @magalyleon7

    3 жыл бұрын

    @@Hello-ww7xr but not real transformations

  • @apolloandartemis7981

    @apolloandartemis7981

    2 жыл бұрын

    @@godofnothing428 my middle school taught translations (6th grade prealgebra), but it was really simple compared to this

  • @MrFakhri21
    @MrFakhri2110 жыл бұрын

    ya -2 instead of zero but it is a great video thanks

  • @globalmalfunction
    @globalmalfunction11 жыл бұрын

    I feel i know this, but i am in algebra 2 (in college). Do they implement calculus principles into college level algebra now-adays?

  • @Hello-ww7xr

    @Hello-ww7xr

    3 жыл бұрын

    im in 8th grade

  • @Hello-ww7xr
    @Hello-ww7xr3 жыл бұрын

    when the comments all say college but ur 13

  • @fazalmian3701
    @fazalmian37016 жыл бұрын

    You are super

  • @brianmclogan

    @brianmclogan

    6 жыл бұрын

    just happy to be able to help

  • @yoninii
    @yoninii3 жыл бұрын

    Excuse me but why is it 2-2 instead of 2-4? Pls explain

  • @shrawanipal

    @shrawanipal

    3 жыл бұрын

    its an error

  • @Nisbo360
    @Nisbo36010 жыл бұрын

    6:35 your students are afraid to correct you :( that's a weakness, try to make it so they can and want to ask questions and correct you if you need to be.

  • @brianmclogan

    @brianmclogan

    10 жыл бұрын

    Nisbo360 very true, I appreciate your comment

  • @SL-yn2gw
    @SL-yn2gw7 жыл бұрын

    Quick look back for final XD

  • @brianmclogan

    @brianmclogan

    7 жыл бұрын

    happy to be able to help!

  • @jennifer26065
    @jennifer2606511 жыл бұрын

    Omg. I hate precal I just don't get it !

  • @eleogramable
    @eleogramable4 жыл бұрын

    Give me a graph right off the bat

  • @magalyleon7
    @magalyleon73 жыл бұрын

    Ready??? Nooo 😂

  • @vanessachen2330
    @vanessachen23305 жыл бұрын

    ha ha ha you made a mistake. F(8)= -2