#### SunnyScience

##### Member

- Joined
- Oct 10, 2011

- Messages
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- Gender
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- HSC
- 2012

Sketch the graphs of the following functions:

i. y = cos^-1(cosx)

ii.y = cos(cos^-1x)

iii.y= tan^-1(tanx)

How do you determine the domain and range of these functions, as well as there shape?

thank you.