# Advanced equations and inequalities

Contents

Learn how to approximate the solution to any kind of equation by graphing; Learn how to solve non-linear inequalities; Learn how to solve systems with more than two equations.

Learn how to approximate the solution to any equation by using the power of graphs.

Learn how to solve inequalities that contain quadratic expressions. For instance, solve x^2+3x+2>0.

Learn how to solve inequalities that contain rational expressions. For instance, solve (x-3)/(x+4)≥2..

Learn how to make the most out of the familiar algebraic techniques in order to solve systems of three equations with three variables.