Write the Word or Phrase That Best Completes Each Statement $$\cos 3 x = \cos ^ { 3 } x - 3 \sin ^ { 2 } x \cos x$$

question 240

Essay

Write the word or phrase that best completes each statement or answers the question.
- $$\cos 3 x = \cos ^ { 3 } x - 3 \sin ^ { 2 } x \cos x$$

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Definitions:

Peripheral Vasodilation

The widening of blood vessels away from the heart, typically in the limbs, reducing blood pressure and increasing blood flow.

Axilla

commonly known as the armpit, is the area on the human body under the joint where the arm connects to the shoulder.

Oral

Related to the mouth.

Rectal

Pertaining to the rectum, the final section of the large intestine, which can be a route for medication administration or temperature measurement.