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Determine the domain of f(x) = x^2 + 4x

1 Answer

6 votes

Answer:

(-∞,∞)

Explanation:

This equation is a quadratic function, meaning that the first term x^2, has a power of two. Since it is a quadratic, the graph of the function will be a parabola. Most parabolas have the domain of (-∞,∞)

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