Exam Review Composition of trig function and inverse using x

The video tutorial explores the relationships between cosine, inverse cosine, tangent, and arc tangent. It begins by explaining the cosine of π/3 and its inverse, then transitions to understanding tangent and arc tangent using angles and triangles. The tutorial concludes by constructing a triangle to find the secant of an angle, emphasizing the use of trigonometric identities and relationships.

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