♾️ap calculus ab/bc review

Tan(x)

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Tan(x) is one of the trigonometric functions and it represents the ratio of sin(x) to cos(x). It tells us how steeply inclined an angle is in relation to its adjacent side in a right triangle.

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