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The Finger Dude: How To Graph Quadratic Functions

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Uploaded by on Mar 5, 2009

The Finger Dude teaches you how to graph quadratic functions. Thanks to Miguel for him letting me use his mac! And thanks to someone (secret) for giving me this video!

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Education

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Standard YouTube License

  • likes, 11 dislikes

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Uploader Comments (uli711)

  • doesnt the parabola go the other way

  • @TanmayNPatil

    um no, since a is a negative (there is a negative in front of the x^2), the parabola faces down.

  • does this work for any type of quadratic equation?

    or only the ones you can solve with facotring?

  • @WhoScopes

    This can work with any quadratic equation, but when x is squared. but you tend to get irregular answers when you can't normally factor the function.

  • I have a fu****g test of functions and how to graph them... but ew don't go in so much detail (for now....) xD

    I greet u from Barcelona, Spain! (8th grader)!!!!

    u're awesomeeeee

  • @Animeloveer100 haha de nada :p!

Top Comments

  • smoke the herb much?

  • exactly! Do you want me to talk in a boring ass voice? And arent I teaching something ?! the voice and finger is a device to get the information better in the heads of most people. but you arent one of them, so dont watch it and post a stupid, ignorant comment...

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All Comments (118)

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  • i was laughing half way through the video and i still learned a lot! thank you. (ps, you sound like ms doutfire)

  • o.o hey finger, could you replace my math teacher? u make more scense

  • This helped so much. I love you.

  • this helps so much! thank you.

  • Have you ever thought about talking like a normal person? good video except for the voice.

  • -x + what ?

  • love your approach on how to graph quad functions! You should upload some videos on how to graph conic sections! :D

  • @TanmayNPatil no its negative x squared so the parabola is flipped

  • @uli711 i meant the parabola should shift to the left

    

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