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:

Presbyopia

Age-related, progressive loss of the eyes’ ability to focus on nearby objects due to loss of elasticity in the lens.

Opaque Areas

Sections or aspects of something that are not transparent or easily understood, often requiring further clarification or investigation.

Cataracts

A medical condition where the lens of the eye becomes progressively opaque, resulting in blurred vision and, if untreated, blindness.

Macular Degeneration

A medical condition that leads to vision loss, specifically in the macula portion of the retina, typically affecting older adults.