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Pythagorean Identities for Trigonometric Functions (Precalculus - Trigonometry 10)

How to use Even, Odd, and Pythagorean Identities in trigonometry and where they come from. Special focus will be paid to the Unit Circle and corollaries of the typical Pythagorean Identities.
Support: / professorleonard

Пікірлер: 45

  • @lizclarke2820
    @lizclarke28203 жыл бұрын

    This semester I will be graduating with a degree in biomedical engineering and in all honesty, I can say I would not have been able to do so without the help of your videos getting me through all my calc classes. Thank you Professor Leonard!!!

  • @martintejada9042
    @martintejada90423 жыл бұрын

    Started watching your pre algebra series in 2018 and just yesterday I finished calc 3 series thank you professor Leonard 🙌🏻

  • @djt6fan
    @djt6fan3 жыл бұрын

    Heck yes. Appreciate the videos! My first paycheck goes to you, wouldn't have passed uni calc otherwise!

  • @yllixh
    @yllixh3 жыл бұрын

    Hitting the like button before enjoying your video then realizing that It has been a long time since I graduated... still worth it.

  • @mina0685
    @mina0685 Жыл бұрын

    The only channel that I make sure I have turned off my adblock extensions before clicking on the video

  • @georgesadler7830
    @georgesadler78302 жыл бұрын

    Professor Leonard ,thank you for another excellent video/lecture on Pythagorean Identities for Trigonometric Functions in Precalculus.Theses great Pythagorean Identities are powerful tools in Mathematics,Physics and all level of Engineering. I used these Identities in Electrical Engineering Classes at the University of Maryland, College Park in the late 1980's/early 1990's.

  • @bv6257
    @bv62572 ай бұрын

    1.57 mins in the lecture, and you have alrrady surpassed a lot of teachers and professors

  • @asema.1484
    @asema.14843 жыл бұрын

    best professor I just finished your calc3 full course rn

  • 19 күн бұрын

    Very practical way to explain this. Thanks Prof Leonard! 💯

  • @jermainemaragh
    @jermainemaragh3 жыл бұрын

    In two minutes you cleared up some much confusing I was having. Thank you.

  • @Woodman34x
    @Woodman34x3 жыл бұрын

    It's crazy how in life how everything works together. For instances, I am taking a classed called signal and systems. We are going over even and odd Trig problems

  • @mathsandsciencechannel
    @mathsandsciencechannel3 жыл бұрын

    I love solving challenging trigonometry, calculus, algebra and geometry maths problems. Thanks

  • @quant-prep2843

    @quant-prep2843

    3 жыл бұрын

    nobody asked

  • @mathsandsciencechannel

    @mathsandsciencechannel

    3 жыл бұрын

    @@quant-prep2843 alright

  • @alulim1

    @alulim1

    3 жыл бұрын

    @@quant-prep2843 i ask him

  • @shorndrack

    @shorndrack

    6 ай бұрын

    Nice. Glad to see these positive comments.

  • @engineering_chaos2749
    @engineering_chaos27493 жыл бұрын

    Thank you for this video. It helped me understand the concepts better than what the professor taught in three hours.

  • @alikhalidsalim4865
    @alikhalidsalim48653 жыл бұрын

    Just came here to give you a big like. 👏👍👍👍

  • @lulberserk1418
    @lulberserk14183 жыл бұрын

    Professor Leonard you should do a Linear Algebra course!

  • @sanjayplays5010
    @sanjayplays50103 жыл бұрын

    So stoked for these videos! Thanks Prof :)

  • @guidofeliz8384
    @guidofeliz83843 жыл бұрын

    Now the course get interestingly fun.

  • @khadeejasoomro5840
    @khadeejasoomro58403 жыл бұрын

    sir please expalin us proof methods with examples they are really difficult for beginners like me.........pleaseee......and you are GREAT.....We all love you!!!!!!!!

  • @zeeshan7372
    @zeeshan7372 Жыл бұрын

    Really helpful professor L

  • @ojingaj30
    @ojingaj303 жыл бұрын

    Bravo!!! Bravo!!!

  • @Andrew-jw2qs
    @Andrew-jw2qs3 жыл бұрын

    Love you Prof!

  • @caseyshaw8253
    @caseyshaw82533 жыл бұрын

    Thank you professor Leonard. I am currently doing a degree in biomedical engineering and your lectures have been my saving grace! Is there any chance you could do a lecture on the Fourier series?

  • @ifranahmed1718
    @ifranahmed17183 жыл бұрын

    You are one of the best maths lecturers.Sir I have a request like you took these amazing lessons can you please take some classes on analytical geometry

  • @beulahwilliams8885
    @beulahwilliams88852 жыл бұрын

    This make sense and meaning but I wish to explain including elaborate

  • @foreseen8937
    @foreseen89373 жыл бұрын

    the 60fps is so clean

  • @mathsandsciencechannel

    @mathsandsciencechannel

    3 жыл бұрын

    Yep

  • @mattrhoades9487
    @mattrhoades94873 жыл бұрын

    when are you adding these lectures 7 through 10 to the main Precalculus playlist?

  • @aurelionsol5134
    @aurelionsol51343 жыл бұрын

    Teachers got to use their hands more; his hand movements are really helpful.

  • @jacobandersen9912
    @jacobandersen99123 жыл бұрын

    Love you

  • @mathsandsciencechannel

    @mathsandsciencechannel

    3 жыл бұрын

    Same here

  • @eugenevalleytransportation8847
    @eugenevalleytransportation88473 жыл бұрын

    Thank you. I'd like to order the "BOX COLLECTION" please.

  • @abhishekkumar-bo7ux
    @abhishekkumar-bo7ux3 жыл бұрын

    I am from 🇮🇳🇮🇳🇮🇳🇮🇳🇮🇳🇮🇳🇮🇳🇮🇳🇮🇳 India

  • @SuongThol
    @SuongThol3 жыл бұрын

    Thank you for sharing this knowledge

  • @mathsandsciencechannel

    @mathsandsciencechannel

    3 жыл бұрын

    Great.

  • @topazchen8313
    @topazchen83133 жыл бұрын

    i need fourier series pleaseeee

  • @practicecoach777
    @practicecoach777 Жыл бұрын

    goodday, what do you mean by even or odd? Is odd meaning it's not symmetrical? Really not sure about this . Even (2, 4, 6,8) and odd (1, 3,5,7) is my only reference.

  • @Zeeshanhassan884

    @Zeeshanhassan884

    Жыл бұрын

    Even function are symmetric about y-axis and odd function are symmetric about origin. In X-y coordinate system

  • @matheusvivan3434
    @matheusvivan34343 жыл бұрын

    Professor Leonard, you like Formula 1?