Express the Interval in Set Builder Notation and Graph the Interval

question 18

Multiple Choice

Express the interval in set builder notation and graph the interval on a number line.
- $$( - \infty , 4.5 \text { ] }$$

• A) \(\{ x \mid x < 4.5 \}\)
• B) \(\{ x \mid x \leq 4.5 \}\)
• C) \(\{ x \mid x \geq 4.5 \}\)
• D) \(\{ x \mid x > 4.5 \}\)

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Definitions:

Hypertension

A condition characterized by consistently elevated blood pressure levels, often leading to significant health risks.

Vessel Walls

The structural components that form the boundaries of blood vessels, such as arteries and veins, responsible for regulating blood pressure and flow.

Apex Pulse

The palpable beat of the heart's apex against the chest wall, typically assessed as part of a physical examination.

Chestpiece

Part of a stethoscope composed of a diaphragm and/or bell, used to listen to sounds within the body.