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The domain of the function f(x)=x^2+3x+5
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The domain of the function f(x)=x^2+3x+5

User Guid
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(-infinity, positive infinity)

(-∞, ∞)
User AlexChaffee
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There is no restriction upon x for that function therefore the domain is all real numbers.  x=(-oo, +oo)
User Smartin
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