For the function f (x) = - 2 (x + 3) 2 - 1, identify the vertex, domain, and range. (2 poin

Question

Mathematics

James Burns

7 April, 05:14

For the function f (x) = - 2 (x + 3) 2 - 1, identify the vertex, domain, and range. (2 poin

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Answers (1)

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Cindy Gilmore · Answer 1

See below in bold.

Step-by-step explanation:

f (x) = - 2 (x + 3) ^2 - 1

Comparing this to the standard f (x) = a (x - b) ^2 + c where (b, c) is the vertex.

The vertex is (-3, - 1).

The domain is All real x.

The range is f (x) ≤ - 1.