Simplify cos(theta)

Problem

$\cos \theta$

Solution

1. Identify the expression. The expression is the basic trigonometric function $\cos \theta$

2. Determine if further simplification is possible. Since $\cos \theta$ is already in its simplest fundamental form and no additional identities or values are provided, no further operations can be performed.

Final Answer

$\cos \theta =\cos \theta$

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