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Domains of Odd-Root and Even-Root Radical Functions

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How would you explain to a seventh grader the difference between the domains of an odd root radical function and an even root radical function? How would you change your explanation for someone who had taken high school algebra?

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We provide middle school and high school level explanations of the domains of odd-root and even-root radical functions.

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To a seventh grader, I would simply state that the domain of an odd root radical function is the ...

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