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February 22nd, 2014, 12:40 PM   #1
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Text Example Inverse Function

The purpose of this example in the text is to show that of is the principle sqrt function

We have and Suppose that Since the range of is the domain of , the principal argument of must satisfy .

This part I am not understanding. I am thinking that the principal argument of would be the domain of , and could be another interval as long as it is mapped to .

Some help explaining this further, or in a different way for me?

Thanks!
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