Solution 10687: Differences in the TI-30X and TI-30Xa.
...constant. As requested by educators, it has a [k] key that will turn on the [=] key to be used as a constant. When the [k] key is selected a [k] will appear in the screen and then the [=] key will act as a constant. Another minor change is the way in which the permutation and combination functio...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10687
Solution 34597: Shortcuts for Working with Menus on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...rs, below are a few shortcuts that would help in navigating menus easier: • When working in a menu that has a long list of items, i.e., [CATALOG] or [APPS]; to jump down to a specific portion of the list, press the key that corresponds to the first letter of the function to be used. For example, ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34597
Solution 10702: Unexpected Results When Sin(Pi) Does Not Return Zero on the TI-68.
... Knowledge Base Search Why does the TI-68 not give zero when calculating the sin(pi)? The answer displayed when calculating p radians is an approximation of zero. When solving trigonometric functions, very sophisticated algorithms are used to calculate the most accurate answer possible....https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10702
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...y pressing [MODE], scrolling to DEGREE and pressing [ENTER]. Press [2nd] [MODE] to QUIT and return to the home screen. • Input 15.375. • Press [2nd] [APPS] to access the ANGLE menu, then press the [4] key to select the ►DMS function (convert to degrees, minutes, seconds). • Press [ENTER] to ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 34841:Troubleshooting the TI-83 Plus and TI-84 Plus Family of Graphing Calculators Requesting a Password.
...pictures, functions, lists, etc. This procedure may also delete all items stored in the FLASH ROM of the graphing calculator. This includes all FLASH apps (pre-loaded or otherwise) as well as appvars. For the TI-83 Plus and TI-84 Plus: • Remove 1 AAA battery. • Press and hold down the [DEL] key ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34841
Solution 34592: Calculating Logs of Bases Other Than 10 on the TI-84 Plus Family of Graphing Calculators.
...Operating System (OS) v 2.55MP to access the logbase function below. To verify what OS is installed press [2nd] followed by [+] then in the menu that appears select [1:About]. If you do not have this version of OS please upgrade to this version. Example: Calculate log4160 • Press [ALPHA] [F2] [5]...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34592
Solution 12259: Finding the Hypotenuse and Angles of a Right Triangle on the TI-30X IIS/B Scientific Calculators.
...of c is equal to 4/5 or sin (c) = 4/5. To find c, calculate the inverse sine of 4/5. Please refer to the steps provided below: 1) Make sure that DEG appears on the display (degrees mode). 2) Press [2nd] [SIN]. 3) Input 4/5. The display should show sin^-1(4/5. 4) Press [)] to close the parenthesi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12259
Solution 18669: Adjusting the Contrast on a Texas Instruments' Basic, Elementary, Scientific and Financial Calculator.
...ries in the calculator may need to be replaced. Batteries for a Scientific Calculator Batteries for a Business Financial Calculator Please see the appropriate calculator guidebook for additional information. Solution 18669: Adjusting the Contrast on a Texas Instruments' Basic, Elementary, Sci...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/18669
Solution 12169: Typing Lower Case and Upper Case Letters on the TI-89 Family, TI-92 Plus, and Voyage™ 200 Graphing Calculators.
...t. But [Ý] or uppercase ALPHA-lock must be used for X, Y, Z, or T. Please Note: On the TI-89 family, alpha-lock is always turned off when you change applications, such as going from the Text Editor to the Home screen. On the TI-89 family, while either type of alpha-lock is on: • To type a period...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12169
Solution 12156: Scaling the X-axis and Y-axis with the Same Units on TI-89 Family, the TI-92 Family, and the Voyage™ 200.
... Knowledge Base Knowledge Base Search How can I make the units on the x-axis and the y-axis the same when graphing a function on TI-89 family, the TI-92 family, and the Voyage 200? To make the scale on the x-axis and y-axis the same, use the ZoomSqr command. The Z...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12156
Solution 12152: Definition of Mode Settings on the TI-89 Family, TI-92 Plus and Voyage™ 200.
...N. Split Screen: Splits the screen into two parts and specifies how the parts are arranged: FULL (no split screen), TOP-BOTTOM or LEFT-RIGHT. Split 1 App: Application will be in the top or left side of a split screen. Split 2 App: Application will be in the bottom or right side of a split screen....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12152
Mole Activity
This activity is intended to help students gain an understanding of the mole concept. By determining the molar mass of the element at each station, students will be able to identify the element. Students will learn that the molar mass of each element is unique and different, although the number...https://education.ti.com/en/activity/detail/mole-activity
Vernier - Conductimetric Titration and Gravimetric Determination of a Precipitate
Students use a Conductivity Probe to measure change in conductivity during a chemical reaction and determine the equivalence point of the reaction They determine the mass of the product and calculate the molar concentration of the reactant solution.https://education.ti.com/en/activity/detail/vernier--conductimetric-titration-and-gravimetric-determination-of-a-precipitate
Designing Hot and Cold Packs
Purpose: To calculate the molar enthalpy of dissolving for three ionic solids, and to use this information to design a cold pack. In this experiment you will measure the heat changes which occur from various salts dissolving in water, and then you will use this information to design a hot pack an...https://education.ti.com/en/activity/detail/designing-hot-and-cold-packs
Add Them Up
Students explore the total voltage provided by several batteries in a series to a battery-operated device. They graph scatter plots, understand multiplication as repeated addition, and use a pattern to develop a formula. They learn how to develop a formula from a pattern of increasing voltage and...https://education.ti.com/en/activity/detail/add-them-up
Linearity with an investigation of Hooke's Law
Students will perform an activity which allows them to discover Hooke's Law for springs and determine the spring constant of a springhttps://education.ti.com/en/activity/detail/linearity-with-an-investigation-of-hookes-law
Power Engineering
Shows how to handle phasor algebra, complex power, power factor corrections, and unbalanced three-phase calculations using the TI-89.https://education.ti.com/en/activity/detail/power-engineering
Vernier - Graphing Your Motion with EasyData™ App and CBR 2™
Students will use a CBR 2™ motion detector to measure distance and velocity. Students prepare graphs of motion and analyze them. They compare and match graphs of distance versus time and velocity versus time.https://education.ti.com/en/activity/detail/vernier--graphing-your-motion-with-easydata-app-and-cbr-2
Work-Energy Theorem Applied to a Cart Pulled Down a Track
In this activity, students will analyze the relationship between the maximum speed of a cart pulled by a falling mass and the work done by gravity. Students will measure the speed of the cart, calculate the work in each trial, make a graph of speed vs. work, and determine an equation which will ...https://education.ti.com/en/activity/detail/workenergy-theorem-applied-to-a-cart-pulled-down-a-track
Predictable Patterns with Addition
Students learn to compare numbers. They generate patterns using repeated addends and different starting points.https://education.ti.com/en/activity/detail/predictable-patterns-with-addition
Silenced Songbirds
Students calculate the probable number of Golden-Cheeked Warblers present in a particular area. Students prepare a marked map, calculate the number of square miles in the marked area, and estimate the number of birds that live in the area.https://education.ti.com/en/activity/detail/silenced-songbirds
Reforestation
Students learn to solve a real-world environmental problem. They learn how to use the parameters of the final product to work out a reforestation plan.https://education.ti.com/en/activity/detail/reforestation
Patterns in Counting with Decimals
Students use the calculator to represent decimals and to recognize patterns in the number symbols.https://education.ti.com/en/activity/detail/patterns-in-counting-with-decimals
Patterns in Counting
Students learn to count in multiples of numbers using concrete objects and a calculator. They also connect number symbols to quantities, and look for patterns in the number symbols.https://education.ti.com/en/activity/detail/patterns-in-counting
Perimeter Patterns
Students investigate patterns in ordered pairs generated by constructing a sequence of similar shapes. They then use the patterns and the calculator to predict the perimeter of a specific shape in the sequence.https://education.ti.com/en/activity/detail/perimeter-patterns