当前浏览器版本较低,为保证您的使用体验,建议使用最新版本的浏览器访问。 35922 19:00 ALevel-P1-数学精讲课-6.Trigonometrypart1 优核君· 2021-11-25 36400 02:52:54 Trigonometry三角学|Geometry 几何|Math 数学|Khan Academy 可汗学院 但得本莫愁末· 2022-11-15 ...
当前浏览器版本较低,为保证您的使用体验,建议使用最新版本的浏览器访问。 35532 19:00 ALevel-P1-数学精讲课-6.Trigonometrypart1 优核君· 2021-11-25 36200 02:52:54 Trigonometry三角学|Geometry 几何|Math 数学|Khan Academy 可汗学院 但得本莫愁末· 2022-11-15 ...
Book 1 is pre-calculus trigonometry. We assume the student is relatively new to algebra and do algebra step by step. Many of the pages have closely related free/YouTube videos at the Khan Academy. Many students find the video presentation helpful. ...
Show activity on this post.Looking for the derivation of cosine lead to https://www.quora.com/How-do-I-calculate-cos-sine-etc-without-a-calculator and the MacLauren series.cos(x)=1−x22!+x44!−x66!+…cos(x)=1−x22!+x44!−x66!+…Wondering if one could show how ...
Book 1 is pre-calculus trigonometry. We assume the student is relatively new to algebra and do algebra step by step. Many of the pages have closely related free/YouTube videos at the Khan Academy. This is by design. Many students find the video presentation helpful with learning mathematical...
↑ https://www.khanacademy.org/math/trigonometry About This Article Reviewed by: Joseph Meyer Math Teacher This article was reviewed by Joseph Meyer. Joseph Meyer is a High School Math Teacher based in Pittsburgh, Pennsylvania. He is an educator at City Charter High School, where he has ...