Learn about functions, their properties, and how to work with them in algebra on Khan Academy.

What are rational functions? How do we plot them? What is their domain and range? Let's find out. We break down the definition of the function given in set-builder form and plot the graph …

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

Este tema cubre: - Evaluar funciones - Dominio y rango de funciones - Características gráficas de funciones - Tasa promedio de cambio de funciones - Combinación y composición de …

This topic covers: - Solving quadratic equations - Graphing quadratic functions - Features of quadratic functions - Quadratic equations/functions word problems - Systems of quadratic …

The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a …

Este tópico abrange: - Cálculo de funções - Domínio e contradomínio de funções - Características gráficas de funções - Taxa de variação média de funções - Combinação e composição de …

Evaluating functions: Functions Inputs and outputs of a function: Functions Functions and equations: Functions Interpreting function notation: Functions Introduction to the domain and …

Inverse functions and transformations: Matrix transformations Finding inverses and determinants: Matrix transformations More determinant depth: Matrix transformations Transpose of a matrix: …

The Precalculus course covers complex numbers; composite functions; trigonometric functions; vectors; matrices; conic sections; and probability and combinatorics. It also has two optional …