Use the Half-Angle Formulas to Simplify the Expression $$- \sqrt { \frac { 1 + \cos 6 x } { 1 - \cos 6 x } }$$

question 47

Multiple Choice

Use the half-angle formulas to simplify the expression.​ $$- \sqrt { \frac { 1 + \cos 6 x } { 1 - \cos 6 x } }$$ ​

• A)​- |cot x|
• B)​- |3 tan x|
• C)​- |3 tan 6x|
• D)​- |3 cot 3x|
• E)​- |cot 3x|

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Definitions:

Olfactory Bulbs

Structures located in the forebrain involved in the sense of smell, receiving sensory input from the olfactory nerves.

Anterior

Situated at the front or towards the front of the body.

Meninges

Protective membranes that cover the brain and spinal cord, consisting of three layers: the dura mater, arachnoid mater, and pia mater.

Dura Mater

The outermost and toughest of the three membranes covering the brain and spinal cord, providing significant protection to the central nervous system.