Find All Numbers for Which the Rational Expression Is Not

question 72

Multiple Choice

Find all numbers for which the rational expression is not defined.
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• A)x = 3 and x = -3
• B)x = 0
• C)x = -6 and x = 8
• D)x = 6 and x = -8

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Definitions:

Pseudostratified Ciliated Columnar

A type of epithelial tissue lining some air passages of the respiratory system, characterized by a single layer of cells with varying heights that appear stratified.

Stratified Squamous Epithelium

A type of epithelial tissue composed of several layers of cells, with the outermost layer consisting of flattened squamous cells, providing protection in areas subject to abrasion.

Simple Columnar Cells

A single layer of tall, closely packed cells, lining some sections of the gastrointestinal tract and other areas, involved in absorption and secretion.

Red Blood Cells

The cells in the blood that carry oxygen from the lungs to the body tissues and carbon dioxide back to the lungs.