Common Core · High school

HSF-IF.A.1

High school — Understand the definition of a function and use domain and range correctly.

The skill that covers it

Function NotationRead f(x) as a machine that turns an input into exactly one output, and evaluate and interpret function notation.Read the lesson →

What a student should be able to do

Evaluate f(x) for a given input.
Solve f(x) $= k$ for the input that gives a required output.
Decide whether a relation is a function.
State the domain and range of a simple function.

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