♾️ap calculus ab/bc review

F(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

In calculus, f(x) represents a function where x is the input and f(x) is the output. It shows the relationship between the input and output values of a mathematical expression.