What is the domain of x^3+7x+2
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What is the domain of x^3+7x+2

[From: ] [author: ] [Date: 12-04-05] [Hit: ]
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the domain of this function is the set of real numbers. (The function is defined in all real numbers).

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Dom (f) =ℝ, where f(x) = x^3+7x+2, because there is no restriction on the values of x.

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-Inf < x < Inf

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all reals
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