The TI-89 Titanium graphing calculator excels in Algebra, Trigonometry, Calculus, and Differential Equations computations and has numerous functions to help the student calculate answers quickly and easily.

This course will teach you how to use your TI-89 calculator with step-by-step video lessons. Every lesson features worked example problems to reinforce the material.

Don't fumble with a manual - Rapidly learn to use your TI-89!

Section 1: Overview of the TI-89 Calculator

Section 2: The Mode Menu (TI-89) Learn how to use the Mode Menu in your TI-89 Calculator to gain full use of the calculator functionality. Learn how to set scientific notation, fixed and floating point decimals, degree modes, graphing modes, split screen modes, and more. . . . View the lesson

Section 3: The Catalog and the Math Number Menu (TI-89) Learn how to use the Catalog Menu in your TI-89 Calculator to find every function that the calculator can perform. We also explore in detail the first sub-menu of the math menu which has absolute value, rounding, nth roots, and other functions. . . . View the lesson

Section 4: Basic Arithmetic and Exponents (TI-89) Learn how to use your TI-89 calculator to perform basic arithmetic and work with exponents. We learn how to perform basic operations with negative and positive numbers including how to work with parenthesis in expressions. We also learn how to calculate with negative and positive exponents and how to force the result into scientific notation. . . . View the lesson

Section 5: Calculating with Fractions (TI-89) Learn how to use your TI-89 calculator perform calculations that involve fractions. We learn how to let the calculator simplify fractions and automatically find the common denominator when adding and subtracting fractions. We also learn how to convert a decimal back into a fraction using the built in functions. . . . View the lesson

Section 6: Logarithms and Square Roots (TI-89) Learn how to use your TI-89 calculator to perform calculations involving logarithms and square roots. We learn how to use the natural logarithm and logs any base that is required. We also learn how to take square roots as well as nth roots such as cubed roots, 4th roots, etc. . . . View the lesson

Section 8: Storing and Using Variables (TI-89) Learn how to use your TI-89 calculator to store temporary variables for later use. This is very handy if you are using a long number frequently in calculations and can store it in a variable to be used in any expression or calculation. . . . View the lesson

Section 9: User Defined Algebraic Functions (TI-89) Learn how to use your TI-89 calculator to define an algebraic function f(x) for later use. You can use this function to create a table of values and can even plot the function. Several methods are illustrated that show how to use this feature as well as the limitations. . . . View the lesson

Section 10: Solving Algebraic Equations and Inequalities (TI-89) Learn how to use your TI-89 calculator to solve algebraic equations and inequalities. We show how to input the equations and how to find the real and complex solutions of equations. Also demonstrated is the ability of the TI-89 to handle symbolic algebraic manipulation. . . . View the lesson

Section 12: Solving Systems of Equations(TI-89) Learn how to use your TI-89 calculator to solve a system of algebraic equations. The student learns how to input equations and properly format it so that the calculator returns the answer. Examples are provided where we graph the result so the student can visualize the solution. . . . View the lesson

Section 18: Simplifying Trigonometric Functions (TI-89) Learn how to use your TI-89 calculator to simplify trigonometric functions using the included trig capabilities of the TI-89. The student can even use these functions to display trig identities for use on exams and homework. . . . View the lesson

Section 19: Working with Complex Numbers (TI-89) Learn how to use your TI-89 calculator to perform calculations involving complex numbers. The student learns how to use the TI-89 calculator to input and display complex numbers in rectangular and polar form and convert between these representations. . . . View the lesson

Section 20: Graphing Functions (TI-89) Learn how to use your TI-89 calculator to graph functions. The student will learn how to input and graph multiple algebraic functions, zoom in and out, and trace graphs to find a rough estimate of intersection points. . . . View the lesson

Section 21: Setting Graph Styles and Shading (TI-89) Learn how to use your Texas Instruments 89 calculator to graph functions and set a unique graph style to the plot. This helps the student visually identify different graphs on the screen by shading, thick lines, thin lines, etc. . . . View the lesson

Section 23: Graphing Trigonometric Functions (TI-89) Learn how to use your Texas Instruments 89 calculator to graph trigonometric functions. These are functions that involve Sin, Cos, Tangent, etc, and the calculator has built in features to handle these functions when graphing. . . . View the lesson

Section 24: Graphing In Split Screen Mode (TI-89) Learn how to use your Texas Instruments 89 calculator to to graph functions in split screen mode. This allows you to edit your function list while looking at and interacting with the graph screen. . . . View the lesson

Section 27: Creating a Table of Values of a Function (TI-89) Learn how to use your Texas Instruments 89 calculator to create a table of values for a function. This is helpful when manually graphing functions on graph paper or when many values of a function need to be calculated. . . . View the lesson

Section 34: Finding Inflection Points in Graph Mode (TI-89) Learn how to use your Texas Instruments 89 calculator to find the location of the inflection points in a graph. These are the points where the second derivative of the graph is zero...where the curve bends over and begins to curve in a different direction. . . . View the lesson

Section 49: Calculating with Vectors Learn how to use your TI Titanium 89 calculator perform calculate using vectors including the taking the norm of a vector, the dot product, the cross product, and more. . . . View the lesson

Section 51: Calculating with Matrices Learn how to use your TI Titanium 89 calculator to perform calculations with matrices including matrix multiplication, taking the inverse of a matrix, and more. . . . View the lesson

Section 54: Graphing Polar Equations Learn how to use your TI Titanium 89 calculator to graph polar equations, which are equations where we plot the radius from the origin as a function of an angle theta. . . . View the lesson

Section 57: Graphing Statistical Histograms Learn how to use your TI Titanium 89 calculator to graph statistical histograms. These types of graphs are used in statistics courses and applications where it is useful to plot a bar graph of data that is taken in a survey or other measurement. . . . View the lesson

Section 58: Graphing Statistical Box Plots Learn how to use your TI Titanium 89 calculator to graph statistical box plots. These types of graphs are used in statistics courses and applications where it is useful to plot a large amount of raw data in graphical form. . . . View the lesson

Section 59: Graphing Statistical Scatter Plots Learn how to use your TI Titanium 89 calculator to graph statistical scatter plots. These types of graphs are used in statistics courses and applications where it is useful to plot a large amount of (x,y) data. . . . View the lesson

Section 64: Graphing Solutions of Differential Equations Learn how to use your TI Titanium 89 calculator to graph the solution of a first order differential equation. This helps the student visualize how the entire solution set behaves and gives a graphical overview of the solution set. . . . View the lesson