Discovering the Triangle Inequality Theorem with the TI-Nspire
Students progress through a series of investigations regarding the lengths of the sides of a triangle. This activity, for discovering the Triangle Inequality Theorem, can be used as either a teacher demonstration or as a classroom activity.https://education.ti.com/en/activity/detail/discovering-the-triangle-inequality-theorem-with-the-tinspire
Exploring Special Right Triangles
In this acvtivity, a 30-60-90 degree triangle is constructed for the student to explore. The student is asked to construct a 60 degree angle to give them an understanding of the construction. They will drag the vertex of the triangle and collect sample data. After they collect the data it is us...https://education.ti.com/en/activity/detail/exploring-special-right-triangles
Representing the Solution Process by Graphing
In this activity, students will explore the relationships in equations. Students will validate inquiries by graphing expressions from both sides of an equation. Students will rationalize the characteristics of graphing equations. At the Pre-Algebra level, this activity can be used to compare equ...https://education.ti.com/en/activity/detail/representing-the-solution-process-by-graphing
Square it Up!
Students investigate the method of least squares by adding the squares to a scatter plot and moving a line to find the minimum sum. Then they compare their line to the built-in linear regression model.https://education.ti.com/en/activity/detail/square-it-up
Chi-Square Distributions
Students compare the Chi-Square distribution to the standard normal distribution and determine how the Chi-Square distribution changes as they increase the degrees of freedom.https://education.ti.com/en/activity/detail/chisquare-distributions_1
Graphs of Polynomial Functions
The activity begins by having students compare functions to introduce the concept of end behavior. Then they graph cubics and quartics, noting the respective end behaviors for positive and negative leading coefficients. Finally, they compare quadratics to quartics and cubics to quintics to discov...https://education.ti.com/en/activity/detail/graphs-of-polynomial-functions
One- and Two-Variable Statistics--Review
In this activity, students will review the concepts that they have learned thus far in statistics. The first part of the activity includes one-variable topics such as graphing quantitative variables, calculating measures of central tendency and spread, and making comparisons. The second part incl...https://education.ti.com/en/activity/detail/one-and-twovariable-statisticsreview_1
Linear Equation Games: Activity #7 Blackblobs
This is the Nspire version of the old DOS program 'Green Globs'. Students are given random points in which to find their own equations. The more points they go through with one line, the better their score.https://education.ti.com/en/activity/detail/linear-equation-games-activity-7-blackblobs
How Cool It Is
This lesson involves creating an exponential regression equation to model the temperature of water as it cools.https://education.ti.com/en/activity/detail/how-cool-it-is_2
Quadratic Formula and Discriminant
This interactive quiz first steps students through the derivation of the quadratic formula by completing the square, and then generates random quadratics for which students need to show the steps of solving by first finding the value of the discriminant, and then using it in the formula. There ar...https://education.ti.com/en/activity/detail/quadratic-formula-and-discriminant
FormulaPro
...ses a Equation Solving part (700+ equations grouped into 16 subjects/categories) and a Reference part. Made entirely in Lua, it provides the user a great equations-database browsing experience and an easy-to-use formula solver and reference part to quickly access "common" knowledge about scienc...https://education.ti.com/en/activity/detail/formulapro
Simple Calculator Tips for Algebra 2 | Texas Instruments
... Algebra 1 calculator functions for students with rusty memories.) There’s always more to learn with this calculator, so let’s get started! Degree vs. Radian Mode Find a Logarithm With Any Base Using Y-Vars Natural Log and e Imaginary Numbers Transformation App 1. Degree v...https://education.ti.com/en/bulletinboard/2024/simple-easy-calculator-tips-algebra2-concepts
Quadratic Equations with the CBL 2
Students will generate parabolas using the motion sensor. They will then determine the vertex form of the equation and compare it to the regression equation from the calculator.https://education.ti.com/en/activity/detail/quadratic-equations-with-the-cbl-2
NUMB3RS - Season 3 - "Contenders" - Dialing Ben
In "Contenders," David's friend, Ben Ellis, is a suspect of two murders. The FBI can not find Ben when he stops using his cell phone. Charlie explains that Ben may be using a friend's cell phone and might be identified by his unique calling pattern, so he compares the cell phone records of Ben an...https://education.ti.com/en/activity/detail/numb3rs--season-3--contenders--dialing-ben
Chi-Squared Tests
In this activity, students will look at a problem situation that involves categorical data and will determine which is the appropriate chi-square test to use: the chi-squared goodness of fit or the chi-squared two-way test.https://education.ti.com/en/activity/detail/chisquare-distributions
More difficult factoring
To check sign placement for factoring of trinomials when the coefficient in front of the x square is greater than one and the signs are different.https://education.ti.com/en/activity/detail/more-difficult-factoring
Measurement and Linear Regression
In this activity, students will collect data by measuring line segments in both inches and centimeters. Students will plot the data, find the equation of the regression line and interpret the slope and y-intercept within the context of the exploration. Slope as a rate of change will be emphasi...https://education.ti.com/en/activity/detail/measurement-and-linear-regression
Maximizing the Area of a Rectangle
This activity is adapted from one of the TI books. Students measure lengths and widths of rectangles and record for the class to see. Each group's rectangle has the same perimeter, but different areas. After a discussion, students make predictions, a scatterplot, and quadratic regression. An exte...https://education.ti.com/en/activity/detail/maximizing-the-area-of-a-rectangle
Linear Programming and the Inequalz App
This activity uses the Inequality Graphing Application to take some of the frustration out of linear programming. It allows students to concentrate on the important part of the lesson, so they can learn the basic concepts with greater depth.https://education.ti.com/en/activity/detail/linear-programming-and-the-inequalz-app
Successive Differences
Students explore the relationships between the side length and perimeter of a square and the edge length and surface area of a cube by manipulating geometric models. They use the models to generate a dataset, calculate successive differences, and use them to determine which type of function best ...https://education.ti.com/en/activity/detail/successive-differences
Quadratic Regression with Transformation Graphing
Students will enter data into lists and graph scatter plots and perform a multiple regression on the plots. They will also make predictions or draw conclusions from the quadratic model.https://education.ti.com/en/activity/detail/quadratic-regression-with-transformation-graphing
How Fast Is Your Racer
Students become familiar with collecting and analyzing linear data. Students first perform a manually linear fit to their collected data, and are then introduced to the linear regression analysis capabilities of the calculator. The time taken for mousetrap racers to cover predetermined distances ...https://education.ti.com/en/activity/detail/how-fast-is-your-racer
Greatest Area Activity
In this activity students will explore area as it compares to length of rectangles with a fixed perimeter by creating lists of the possible dimensions and the areas of these rectangles. Students will then graph a scatterplot of the data, find the quadratic regression, and explore the table of val...https://education.ti.com/en/activity/detail/greatest-area-activity_1
Exploring The Golden Arches
Using given nutritional information of popular items from McDonald's, the students will develop and test a conjecture based on the given information. The students will analyze the two-variable data using the graphics calculator by creating a scatter plot and regression equation.https://education.ti.com/en/activity/detail/exploring-the-golden-arches
Using the Transform Application in an Algebra Class
This activity is intended to be a discovery activity for students to determine the effect that changing m and b have on the equation y=mx+b. There is a teacher guide and an activity to determine the student's level of understanding.https://education.ti.com/en/activity/detail/using-the-transform-application-in-an-algebra-class