## Posts Tagged ‘graphically’

### Ex: Solve Absolute Value Inequalities on the Graphing Calculator

This video shows how a graphing calculator can be used to solve an absolute value inequality by analyzing a graph.

### Ex: Rational Function Values

This video provides three examples of how to determine the function value of a rational function by hand and on the calculator. The results are verified graphically.

### Ex: Find the Average Rate of Change – Miles Per Hour

This video provides an example of how to find the average rate of change from given information. The results are discussed graphically.

### Ex: Solve a Linear Equation in One Variable Graphically using the TI84

This video explains how to solve a linear equation in one variable by graphing using the TI84.  The intersection method is used.

### Ex: Solve a Linear Inequality in One Variable Graphically using the TI84

This video explains how to solve a linear inequality in one variable by graphing using the TI84.  The intersection method is used.

### Ex 3: Solve a System of Nonlinear Equations (Elimination)

This video explains how to solve a system of nonlinear equations algebraically.  The solutions are verified graphically.

### Ex 2: Solve a System of Nonlinear Equations (Substitution)

This video explains how to solve a system of nonlinear equations algebraically.  The solutions are verified graphically.

### Ex 1: Solve a System of Nonlinear Equations (Substitution)

This video explains how to solve a system of nonlinear equations algebraically.  The solutions are verified graphically.

### Ex 5: System of Three Equations with Three Unknowns Using Elimination (Infinite Solutions)

This is the first of several examples that will show how to solve a system of three linear equations with three unknowns.  The result is shows graphically in 3D.  This example has infinite solutions.  The solutions are expressed parametrically.

### Ex 4: System of Three Equations with Three Unknowns Using Elimination (No Solution)

This is the first of several examples that will show how to solve a system of three linear equations with three unknowns.  The result is shows graphically in 3D.  This example has no solution.