Solution 34507: Performing Polar and Rectangular Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ators? The examples below demonstrate how to perform polar to rectangular and rectangular to polar coordinate conversions. Converting coordinates requires two separate operations, one for each point in an ordered pair. For Example: Convert polar coordinates (1, p) to rectangular coordinates us...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34507
Solution 29430: File Types That Can Be Sent to a Calculator
... .8xm .89m, .9Xm, .v2m Equation (Y1, Y2) .8xy ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/29430
Solution 12192: Graph of Certain Functions in Polar Mode Displays Negative Values on TI Graphing Calculators.
...n functions display negative values? When graphing certain functions in polar coordinates, r can indeed be negative. For example, the graph of 6*sin(2q). r represents the distance away from the origin (radius), and q represents the angle deviation from 0. If r is negative, then the point is refle...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12192
Solution 11913: Accessing Constants on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ht the desired constant and press [ENTER] to select it. Press the [ZOOM] key to export the value for the constant to the home screen. • Press [2ND] [QUIT] [2ND] [QUIT] to QUIT and return to the SciTools home screen. • Press the [Y=] key to "EXIT" the SciTools app return to the home screen. The v...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11913
Solution 11793: Unable to Graph Multiple Functions on the TI-83 Plus Family and TI-84 Plus Family Graphing Calculators.
...key 2) Select Transfrm from the menu Next follow the step that matches your calculator: TI-84 Plus CE and TI-84 Plus C Silver Edtion: 1) Press 2: Quit Transfrm Graphing TI-84 Plus Silver, TI-84 Plus and TI-83 Plus: 1) Press 1:Uninstall Please Note: Uninstalling the Application does not e...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11793
Solution 12002: Troubleshooting a TI-83 Plus and TI-84 Plus Family of Graphing Calculators Stuck on Defragmenting.
...to reinstall the calculator's OS. If the message "Error! Press any key to turn unit off. Then turn unit back on." appears on the graphing calculator, quickly remove one battery from the calculator and reinstall it while the transfer is taking place. For the Macintosh® platform (Using TI Connect 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12002
Similar Figures - Using Ratios to Discover Properties
Students will explore similar triangles and set up ratios to discover properties of similar triangles.https://education.ti.com/en/activity/detail/similar-figures--using-ratios-to-discover-properties
Triangle Inequality Theorem
Given the measures of any three segments, will you always be able to make a triangle?https://education.ti.com/en/activity/detail/triangle-inequality-theorem
Proportional Segments
The purpose of this activity is to investigate the relationship between segments formed by drawing a line parallel to one side of a triangle or by drwing and angle bisector of one the angles.https://education.ti.com/en/activity/detail/proportional-segments
Exploring the Formula for Area of a Triangle: How was it Derived?
This activity is designed to be paperless. The entire lesson is written to be placed in the Nspire. Students will explore how the formula for area of a triangle works and why it works, they will also explore altitudes and medians of triangles.https://education.ti.com/en/activity/detail/exploring-the-formula-for-area-of-a-triangle-how-was-it-derived
Triangle: Side Lengths and Angle Measures
The main purpose of this activity is to allow students to use TI-Nspire or TI-Nspire CAS to explore and decide which sides and angles of a triangle are the smallest and which are the largest.https://education.ti.com/en/activity/detail/triangle-side-lengths-and-angle-measures
Investigating Properties of Quadrilaterals Using the TI-Nspire Navigator
Why spend time listing properties/theorems on the board when your students can be actively engaged in the discovery of such properties. This activity will make use of the TI-Nspire and the TI-Nspire Navigator to exchange files with the students handhelds. The Class Analysis feature of the TI-Ns...https://education.ti.com/en/activity/detail/investigating-properties-of-quadrilaterals-using-the-tinspire-navigator
Simple Inequalities on a Number Line
Observe the differences in the graphs when , and ≥ are used.https://education.ti.com/en/activity/detail/simple-inequalities-on-a-number-line
Investigating Triangles and Congruence
The main purpose for this activity is to explore triangles with pairs of corresponding congruent sides and a congruent nonincluded angle.https://education.ti.com/en/activity/detail/investigating-triangles-and-congruence
Multiplying Inequalities by Negative Numbers
Investigate the effect of multiplying the numbers on a number line by a negative number.https://education.ti.com/en/activity/detail/multiplying-inequalities-by-negative-numbers
Area "FOILed" Again!
Students practice finding rectangular areas with algebraic expressions for the lengths of the sides.https://education.ti.com/en/activity/detail/area-foiled-again_1
Interior Angles of Regular Polygons
Explore the interior angles of regular polygons by dividing the polygons into triangles.https://education.ti.com/en/activity/detail/interior-angles-of-regular-polygons
Chicago Chase Activity
In this activity, students will predict qualifying speeds and tire wear.https://education.ti.com/en/activity/detail/chicago-chase-activity
One and One Equals Win
This lesson involves using proportionality and a basic understanding of probability to make and test conjectures about the results of experiments and simulations.https://education.ti.com/en/activity/detail/one-and-one-equals-win
Composite Rectangular Figures
Students will find the perimeter and area of a composite rectangular figure. They will explain how to find the measures (lengths) of unknown sides as well as the area of the entire polygon by dividing the figure into smaller rectangular figures.https://education.ti.com/en/activity/detail/composite-rectangular-figures
Z-Scores
This lesson involves finding the area under the standard normal curve with mean 0 and standard deviation 1 for a given distance from the mean and compare this to the area under the curve for another member of the family of normal curves.https://education.ti.com/en/activity/detail/zscores
Interpreting R -squared
This lesson involves predicting values of a particular variable.https://education.ti.com/en/activity/detail/interpreting-r-squared
What’s My Model?
Students will investigate several different regression models and determine which of the models makes the most sense, based upon a real-world situation (cooling a cup of hot chocolate).https://education.ti.com/en/activity/detail/whats-my-model
Computing with Mathematical Formulas
Evaluate formulas for given values of a variable.https://education.ti.com/en/activity/detail/computing-with-mathematical-formulas
Zeros of a Cubic
This activity introduces students to a relationship between the zeros of a cubic function with 3 distinct zeros.https://education.ti.com/en/activity/detail/zeros-of-a-cubic