SOLUTION: Consider the function j(x)=(square root of x)squared. (a) What is the natural domain of j? (b) Find the range of j using the natural domain. The textbook has no examples a

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Question 356042: Consider the function j(x)=(square root of x)squared.
(a) What is the natural domain of j?
(b) Find the range of j using the natural domain.
The textbook has no examples and the teacher didn't explain it well.

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
a) The domain of is since you can't take the square root of a negative number. So the domain of is also


b) To find the range, you can either graph and note the possible y values, or you can find the inverse function and find the domain of that inverse function. Either way, you'll find that the range is

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