Generalizing the washer method | Applications of definite integrals | AP Calculus AB | Khan Academy

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  • Опубликовано: 27 окт 2024

Комментарии • 58

  • @stephengibbs9310
    @stephengibbs9310 8 месяцев назад +4

    I finally get it! I’ve watched so many videos, reviewed notes, read the textbook and nothing. Halfway into this one it just clicked. Thank you so much!

  • @erikfoster5798
    @erikfoster5798 2 года назад +32

    this was one of the concepts that was on the list of things I was struggling to understand and ultimately led to me changing majors a year ago. Luckily I didn't give up and I'm back in MTH 252 and we have this coming up soon. Thank you for the awesome explanation!!!

  • @rosskious7084
    @rosskious7084 2 года назад +8

    Caught the concept the first video. He makes it easy to visualize what is happening in the problem. If you are struggling to understand this concept this is the video to watch.

  • @kaivynweissinger
    @kaivynweissinger Год назад +15

    As an artist and a math tutor, well done on the drawings!!

  • @mickasaur95
    @mickasaur95 11 лет назад +158

    He makes calc beautiful

  • @jolyne6012
    @jolyne6012 2 года назад +4

    good luck on the exam guys!!

  • @liv6883
    @liv6883 2 года назад +1

    the thing that helps me more than anything is generalizing to actually understand the concept instead of varying examples. thank you so much :)

  • @KatebeChisunka-ti1ke
    @KatebeChisunka-ti1ke 10 месяцев назад +2

    He makes sense,and I understood it..👌👌

  • @nazirdanish3109
    @nazirdanish3109 3 года назад +5

    Best explanation ever, I finally can see the insider and outside of the washer. My instructor tried so many times to explain it to me but nope.
    finally I got it.

  • @MrMohab0
    @MrMohab0 8 лет назад +14

    *Hats off*

  • @shiburaj7107
    @shiburaj7107 9 лет назад +7

    very effective

  • @PraiseMaxwell-kr8rv
    @PraiseMaxwell-kr8rv 10 месяцев назад

    Great explanation

  • @mistercimba
    @mistercimba 11 лет назад +10

    you got to really enjoy what you're teaching :)

  • @sandrarisco2328
    @sandrarisco2328 Год назад +1

    So easy to visualize and understand!! Thanks for this

  • @matthewkoob7600
    @matthewkoob7600 Год назад

    Thank you!

  • @codybarrett6607
    @codybarrett6607 2 года назад

    Drawings are very helpful

  • @youz123
    @youz123 2 года назад

    thanks for amazing explanation

  • @shanghaidenver
    @shanghaidenver 11 лет назад +6

    you really enjoy teaching, which to me is unbelievable and unfeasible

  • @davidrolston6014
    @davidrolston6014 2 года назад

    So outstanding!

  • @hitdhanani6053
    @hitdhanani6053 5 лет назад

    Thanks

  • @GellyBoy93
    @GellyBoy93 11 лет назад +14

    I made this comment to stop people from saying first

  • @braedonvangorkom3408
    @braedonvangorkom3408 4 года назад +1

    Thanks for the awesome explanation!

  • @JoePB216
    @JoePB216 11 лет назад +6

    Calculus is so beautiful

  • @gtfball10
    @gtfball10 7 лет назад +2

    Helpful!

  • @theodoresweger4948
    @theodoresweger4948 3 года назад

    very well done and easy to follow thank you

  • @iPh03n
    @iPh03n 11 лет назад +2

    This is so exciting. :)

  • @HenggaoCai
    @HenggaoCai 11 лет назад +2

    What if the cross section is a isosceles triangle or a equilateral triangle or a square?

    • @thorodinson7467
      @thorodinson7467 4 года назад +1

      you can solve without calc? Just do normal volume

  • @iamstickfigure
    @iamstickfigure 11 лет назад +5

    Thankfully, I don't think the whole first thing is too common on Khan's videos. Most of the time, his audience is more educated than that.

  • @yaltav
    @yaltav 7 лет назад +22

    Where does your voice come from Sir ?

  • @anonymousrox
    @anonymousrox 10 лет назад +2

    If my answer comes out negative can i use absolute value or does that mean i did something wrong?

  • @onplanetbanana
    @onplanetbanana 2 года назад

    Can someone tell me if 128pi/3 is the answer for the graphs of y=x² & y=4x about the Y axis? Please & thanks!

  • @mryup6100
    @mryup6100 4 года назад

    So basically the idea of using the washer method is to find the volume between two 3d shapes? For example, the truffle and the cone 1:03.

    • @Eng586
      @Eng586 9 месяцев назад

      Yes, so you have an “outer” volume and it’s subtracted by the “inner” volume, finding the volume in the middle

  • @TheSora117
    @TheSora117 9 лет назад

    So that equation for the Volume, will that be the equation used for most problems that say use the washer method to solve?

  • @feritbaturaltin8716
    @feritbaturaltin8716 3 года назад

    this guy sounds just like old ted in himym

  • @ayeshatahira9691
    @ayeshatahira9691 4 года назад

    sir i have problem in finding the limits.. kindly help me . i have final exams this weak...

    • @FatalUso
      @FatalUso 3 года назад

      Hey how did ur finals go?😂

    • @ayeshatahira9691
      @ayeshatahira9691 3 года назад

      @@FatalUso hah satisfactory. got 3.68 GPA

    • @hoteltrivago9504
      @hoteltrivago9504 2 года назад

      @@ayeshatahira9691 that's just satisfactory?

    • @ayeshatahira9691
      @ayeshatahira9691 2 года назад

      @@hoteltrivago9504 yes. we compete for 4 GPA.

    • @hoteltrivago9504
      @hoteltrivago9504 2 года назад

      @@ayeshatahira9691 congratulations, but how is 3.6 gpa satisfactory, It's the perfect gpa you can wish for. Well especially in my university ;)

  • @bludgeon1081
    @bludgeon1081 3 года назад +2

    The good old Washing Machine method.