Learn to determine if a relation given by a set of ordered pairs is a function. Created by Sal Khan and Monterey Institute for Technology and Education.

Practice Check whether the relation is a function Get 3 of 4 questions to level up!

Learn to determine if a relation given by a set of ordered pairs is a function. Created by Sal Khan and Monterey Institute for Technology and Education.

Practice Quiz 1 Identify your areas for growth in this lesson: Types of relations Start quiz

Types of relations This lesson covers skills from the following lessons of the NCERT Math Textbook: (i) 1.1- Introduction, and (ii) 1.2 - Types of relations

Practice Up next for you: Reflexive, symmetric and transitive relations (basic) Get 3 of 4 questions to level up!

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If an equation has exactly two variables involved in it, there is likely a relation between those variables, which is implied by the equality of both expressions. Rearranging to solve for the …

A function is like a machine that takes an input and gives an output. Let's explore how we can graph, analyze, and create different types of functions.

Inputs and outputs of a function Learn Worked example: matching an input to a function's output (graph) Worked example: two inputs with the same output (graph)