Solve the Quadratic Inequality $$x ^ { 2 } - 3 x - 28 \leq 0$$

question 326

Multiple Choice

Solve the quadratic inequality. Write the solution set in interval notation.
- $$x ^ { 2 } - 3 x - 28 \leq 0$$

• A) \([ 7 , \infty )\)
• B) \(( - \infty , - 4 ] \cup [ 7 , \infty )\)
• C) \(( - \infty , - 4 ]\)
• D) \([ - 4,7 ]\)

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Definitions:

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Patterns of emotional response that are inconsistent with or not typical for a person, which can include conditions like depression or bipolar disorder.

Appetite Problems

Issues related to the desire for food intake, which can range from reduced appetite (anorexia) to increased appetite (polyphagia).

Neurotransmitter

Chemical substances that transmit signals across a synaptic gap from one nerve cell to another.

Synaptic Vesicles

Small structures within neurons that store neurotransmitters, which are released during neurotransmission to send signals to other neurons.