Find the Range of the Quadratic Function in Interval Notation $$f ( x ) = - 2 x ^ { 2 } - 4 x$$

question 89

Multiple Choice

Find the range of the quadratic function in interval notation.
- $$f ( x ) = - 2 x ^ { 2 } - 4 x$$

• A) \(( - \infty , 2 ]\)
• B) \(( - \infty , - 2 ]\)
• C) \(( - \infty , 1 ]\)
• D) \(( - \infty , - 1 ]\)

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Definitions:

Brady-

A prefix used in medical terminology to denote a slowness in rate or frequency, such as in bradycardia (slowness of the heart rate).

Hyper-

A prefix denoting above normal, excessively high, or increased in quantity.

Hypo-

A prefix denoting below, under, or less than normal, often used in medical terms to indicate a deficient or decreased state.

Angi/o

is a prefix related to blood vessels or lymph vessels.