Evaluate for secant when given an angle in radians

The video tutorial explains how to locate angles on the unit circle, specifically focusing on 3π/2. It covers the basics of the unit circle, the significance of π, π/2, and 3π/2, and how to find the secant of an angle using the unit circle. The tutorial concludes with a discussion on the undefined nature of secant at certain points and addresses questions related to the topic.

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