Find the Maximum and Minimum Values of the Function $y = \cos x - \frac { 1 } { 2 } \cos 2 x$

question 36

Essay

Find the maximum and minimum values of the function $y = \cos x - \frac { 1 } { 2 } \cos 2 x$ .

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Definitions:

Toxic Shock Syndrome

A rare, potentially fatal condition caused by bacterial toxins, often associated with tampon use or skin infections.

Abbreviation

The process of shortening a word or phrase to its initials or its parts to facilitate efficient communication.

STIs

Sexually Transmitted Infections; diseases that are primarily spread through sexual contact, including viruses, bacteria, and parasites.

Pigmented Area

A part of the skin or body where there is a higher concentration of melanin, leading to a darker coloration.