Double Angle Identities & Formulas of Sin, Cos & Tan - Trigonometry
18:16
YouTubeThe Organic Chemistry Tutor
Double Angle Identities & Formulas of Sin, Cos & Tan - Trigonometry
This trigonometry video tutorial provides a basic introduction to the double angle identities of sine, cosine, and tangent. It explains how to derive the double angle formulas from the sum and difference identities of sin, cos, and tan and how to use the double angle formulas to find the exact value of trigonometric expressions using right ...
已浏览 79万 次2017年10月19日
Excel Charts Tutorial
Excel Tutorial for Beginners
16:17
Excel Tutorial for Beginners
YouTubeKevin Stratvert
已浏览 544.2万 次2023年7月25日
Microsoft Excel Tutorial for Beginners | Excel Training | FREE Online Excel course
10:30:00
Microsoft Excel Tutorial for Beginners | Excel Training | FREE Online Excel course
YouTubeProgrammingKnowledge
已浏览 239.3万 次2021年1月1日
Microsoft Excel 365 Tutorial: 4-Hour Beginner Excel Training Course
4:22:11
Microsoft Excel 365 Tutorial: 4-Hour Beginner Excel Training Course
YouTubeSimon Sez IT
已浏览 12.1万 次2023年12月5日
热门视频
Limits of Trigonometric Functions
15:23
Limits of Trigonometric Functions
YouTubeThe Organic Chemistry Tutor
已浏览 234.5万 次2018年2月21日
Where do Sin, Cos and Tan Actually Come From - Origins of Trigonometry - Part 1
9:15
Where do Sin, Cos and Tan Actually Come From - Origins of Trigonometry - Part 1
YouTubeSyed Institute
已浏览 219.3万 次2021年6月14日
05 - Sine and Cosine - Definition & Meaning - Part 1 - What is Sin(x) & Cos(x) ?
48:06
05 - Sine and Cosine - Definition & Meaning - Part 1 - What is Sin(x) & Cos(x) ?
YouTubeMath and Science
已浏览 188.6万 次2020年6月23日
Excel Graph Types
5 Hidden Excel Formula Rules That Make Everything Easier
13:32
5 Hidden Excel Formula Rules That Make Everything Easier
YouTubeMyOnlineTrainingHub
已浏览 3.6万 次1 周前
The Beginner's Guide to Excel - Excel Basics Tutorial
21:47
The Beginner's Guide to Excel - Excel Basics Tutorial
YouTubeTechnology for Teachers and
已浏览 2124.8万 次2017年4月24日
Microsoft Excel Tutorial: 3-Hour MS Excel 2019 Course for Beginners!
3:03:16
Microsoft Excel Tutorial: 3-Hour MS Excel 2019 Course for Beginners!
YouTubeSimon Sez IT
已浏览 136.8万 次2020年5月11日