♾️ap calculus ab/bc review

Linearization and Tangent Line Approximations

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

Linearization involves approximating a function near a specific point using its tangent line. Tangent line approximations provide close estimates for function values based on linear behavior around a given point.

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