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.

Equations and functions are not the same thing, but they can be related in several ways. Watch Jesse Roe and Sal talk about the difference between equations and functions. Created by Sal …

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

About this unit 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. Unit guides are here! …

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

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 …

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When distances, prices, or any other quantity in our world changes at a constant rate, we can use linear functions to model them. Let's learn how different representations, including graphs and …

This topic covers: - Evaluating functions - Domain & range of functions - Graphical features of functions - Average rate of change of functions - Function combination and composition - …

Basic questions of above three types of relations on finite small sized sets, with explicit relation given.