Factor the Trigonometric Expression and Simplify $\sec ^ { 4 } x - 2 \sec ^ { 2 } x \tan ^ { 2 } x + \tan ^ { 4 } x$

question 124

Multiple Choice

Factor the trigonometric expression and simplify.
- $\sec ^ { 4 } x - 2 \sec ^ { 2 } x \tan ^ { 2 } x + \tan ^ { 4 } x$

• A) 1
• B) \(\sec ^ { 2 } x \left( 1 + \tan ^ { 2 } x \right)\)
• C) 2
• D) \(\sec ^ { 2 } x + \tan ^ { 2 } x\)

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Definitions:

Lithium

A chemical element used as medication to treat mood disorders, including bipolar disorder.

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An inflammatory condition of the throat (pharynx) causing soreness, often due to an infection.

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Dilation of the pupils of the eyes, which can be caused by disease, trauma, or the use of certain drugs.

Lithium Level

The concentration of lithium in the bloodstream, monitored in patients treated with lithium for bipolar disorder to prevent toxicity.