♾️ap calculus ab/bc review

Identity

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

An identity is an equation that is true for all values of the variable. It represents a fundamental mathematical relationship that holds regardless of the specific values involved.