Trigonometry and precalculus
Basic Trigonometry

Graphs of trig functions

  1. Example: Graph, domain, and range of sine function
  2. Example: Graph of cosine
  3. Example: Intersection of sine and cosine
  4. Example: Amplitude and period
  5. Example: Amplitude and period transformations
  6. Example: Amplitude and period cosine transformations
  7. Example: Figure out the trig function
  8. Graphs of sine and cosine
Additional content

Example: Intersection of sine and cosine Thinking about where the graphs of sin and cos intersect.

Back

Example: Intersection of sine and cosine

⇐ Use this menu to view and help create subtitles for this video in many different languages. You'll probably want to hide YouTube's captions if using these subtitles.

Discuss the site

For general discussions about Khan Academy, visit our Reddit discussion page.


Flag inappropriate posts

Here are posts to avoid making. If you do encounter them, flag them for attention from our Guardians.

abuse
  • disrespectful or offensive
  • an advertisement
not helpful
  • low quality
  • not about the video topic
  • soliciting votes or seeking badges
  • a homework question
  • a duplicate answer
  • repeatedly making the same post
wrong category
  • a tip or feedback in Questions
  • a question in Tips & Feedback
  • an answer that should be its own question
about the site