Find the domain of the function. (Enter your answer using interval notation.) f(x) = 9x² + 6x

asked Jul 3, 2023 22.4k views

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Find the domain of the function. (Enter your answer using interval notation.) f(x) = 9x² + 6x – 1

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Answer: (-infty, infty)

Explanation:

The domain of a quadratic function is the set of real numbers.

Tony Downey answered Jul 9, 2023

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