hugbug3496 hugbug3496

11-08-2018
Mathematics

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Find the domain of the function. (enter your answer using interval notation.) f(x) = x + 6 if x ≤ −2 x2 if x > −2

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sqdancefan sqdancefan

24-08-2018

The domain is the union of all of the "if" parts of the function definition. These are telling you where the function is defined, which is what the domain is.

... (-∞, -2] ∪ (-2, ∞) = (-∞, ∞)

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