2.1 Key Facts
Instructions
The video below gives an introduction to the topic.
- Watch the video.
- Annotate your printed notes sheet with anything you think would be helpful.
- Complete the graphs on the printed notes sheet for \( \DeclareMathOperator{cosec}{cosec} y = \sec x \ , \ y = \cosec x\) and \( y = \cot x\)
![](https://i3.ytimg.com/vi/cqdu-_aOsUY/maxresdefault.jpg)
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