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Domain of One Variable Function – A function to the power of a function – Exercise 2466

Exercise

Determine the domain of the function:

f(x)={(-x)}^x

Final Answer


x<0

Solution

Let’s find the domain of the function:

f(x)={(-x)}^x

We have a case of a function in the power of another function. In this case, we require the base to be positive

-x>0

and we get that the final answer is

x<0

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