Trigonometry fundamentals | Lockdown math ep. 2
Intro to trig with a lurking mystery about cos(x)^2
Full playlist: https://www.youtube.com/playlist?list=PLZHQObOWTQDP5CVelJJ1bNDouqrAhVPev
Home page: https://www.3blue1brown.com
Brought to you by you: https://3b1b.co/ldm-thanks
-----------------
Contents:
Introduction - 0:00
Q1 Graph of (cos θ)² - 2:14
Q2 Translations of cos θ to (cos θ)² - 5:34
Q3 f(2x) = f(x)² - 10:54
Intro to Trig - 13:14
Q4 sin(3) & cos(3) - 16:44
SohCahToa - 20:44
Q5 Leaning Tower - 22:29
How to Compute Trig Functions? - 30:59
Q6 sin(π/6) - 33:34
Q7 cos(π/6) - 36:19
Q8 Trig of -θ - 43:34
Computing Trig Functions - 47:44
Q9 cos(π/12) - 0:49:54
Adv Trig Functions - 0:56:44
Q10 Graph of tan(θ) - 1:00:30
JSON comment - 1:02:24
“The most exciting part of the lecture” –1:05:34
------------------
The live question setup with stats on-screen is powered by Itempool.
https://itempool.com/
The graphing calculator used here is Desmos.
https://www.desmos.com/
Curious about other animations?
https://www.3blue1brown.com/faq#manim
Music by Vincent Rubinetti.
Download the music on Bandcamp:
https://vincerubinetti.bandcamp.com/album/the-music-of-3blue1brown
Stream the music on Spotify:
https://open.spotify.com/album/1dVyjwS8FBqXhRunaG5W5u
If you want to contribute translated subtitles or to help review those that have already been made by others and need approval, you can click the gear icon in the video and go to subtitles/cc, then "add subtitles/cc". I really appreciate those who do this, as it helps make the lessons accessible to more people.
------------------
3blue1brown is a channel about animating math, in all senses of the word animate. And you know the drill with YouTube, if you want to stay posted on new videos, subscribe: http://3b1b.co/subscribe
Various social media stuffs:
Website: https://www.3blue1brown.com
Twitter: https://twitter.com/3blue1brown
Reddit: https://www.reddit.com/r/3blue1brown
Instagram: https://www.instagram.com/3blue1brown_animations/
Patreon: https://patreon.com/3blue1brown
Facebook: https://www.facebook.com/3blue1brown
Видео Trigonometry fundamentals | Lockdown math ep. 2 канала 3Blue1Brown
Full playlist: https://www.youtube.com/playlist?list=PLZHQObOWTQDP5CVelJJ1bNDouqrAhVPev
Home page: https://www.3blue1brown.com
Brought to you by you: https://3b1b.co/ldm-thanks
-----------------
Contents:
Introduction - 0:00
Q1 Graph of (cos θ)² - 2:14
Q2 Translations of cos θ to (cos θ)² - 5:34
Q3 f(2x) = f(x)² - 10:54
Intro to Trig - 13:14
Q4 sin(3) & cos(3) - 16:44
SohCahToa - 20:44
Q5 Leaning Tower - 22:29
How to Compute Trig Functions? - 30:59
Q6 sin(π/6) - 33:34
Q7 cos(π/6) - 36:19
Q8 Trig of -θ - 43:34
Computing Trig Functions - 47:44
Q9 cos(π/12) - 0:49:54
Adv Trig Functions - 0:56:44
Q10 Graph of tan(θ) - 1:00:30
JSON comment - 1:02:24
“The most exciting part of the lecture” –1:05:34
------------------
The live question setup with stats on-screen is powered by Itempool.
https://itempool.com/
The graphing calculator used here is Desmos.
https://www.desmos.com/
Curious about other animations?
https://www.3blue1brown.com/faq#manim
Music by Vincent Rubinetti.
Download the music on Bandcamp:
https://vincerubinetti.bandcamp.com/album/the-music-of-3blue1brown
Stream the music on Spotify:
https://open.spotify.com/album/1dVyjwS8FBqXhRunaG5W5u
If you want to contribute translated subtitles or to help review those that have already been made by others and need approval, you can click the gear icon in the video and go to subtitles/cc, then "add subtitles/cc". I really appreciate those who do this, as it helps make the lessons accessible to more people.
------------------
3blue1brown is a channel about animating math, in all senses of the word animate. And you know the drill with YouTube, if you want to stay posted on new videos, subscribe: http://3b1b.co/subscribe
Various social media stuffs:
Website: https://www.3blue1brown.com
Twitter: https://twitter.com/3blue1brown
Reddit: https://www.reddit.com/r/3blue1brown
Instagram: https://www.instagram.com/3blue1brown_animations/
Patreon: https://patreon.com/3blue1brown
Facebook: https://www.facebook.com/3blue1brown
Видео Trigonometry fundamentals | Lockdown math ep. 2 канала 3Blue1Brown
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