Solution 18689: Calculating the gcd() (Greatest Common Divisor) on the TI-73 Family Graphing Calculators.
...Divisor) on the TI-73 family graphing calculators? The greatest common divisor (GCD) function returns the largest number that divides into two positive whole numbers or lists of positive whole numbers evenly. If both arguments are lists, they must have the same number of elements. If one argumen...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18689
Solution 10403: Symbolic Manipulation Capabilities of the TI-85 when Computing Derivatives.
...e no symbolic manipulation capabilities on the TI-85. The der1() and der2() functions use an exact method internally, they will not give a symbolic output. The TI-85 has been discontinued. When upgrading, consider the TI-89 Titanium or the TI-Nspire CX CAS. The TI-89 Titanium can be easily custo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10403
Solution 36675: Manually Simplifying Certain Fractions using SIMP Command Throws A Domain Error on TI-34 Multiview Handheld.
...s is the largest denominator the calculator can display. If you need the calculator to return a decimal answer simply omit the "Simp" command to receive a decimal result. For more information regarding your Texas Instruments TI-34 Multiview calculator, please refer to the guidebooks section. If ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/36675
Solution 18129: Polar and Rectangular Computations and Conversions on the TI-36X Solar.
...tions for polar and rectangular conversions on the TI-36X Solar: Note: The TI-36X Solar does not have the capability to add, subtract, multiply nor divide polar and rectangular numbers.Example: Polar to Rectangular[2nd] [P►R] converts polar coordinates (r,Ө) to rectangular coordinates (x,y).Conve...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/18129
Solution 40442: Texas Instruments Computer Algebra System (CAS) Calculators Produce an Unexpected Derivative Result for Function Defined with Constant.
...x),x,2) The function gets evaluated as: fss(k)=derivative(f(k),k,2) Since f(x) is defined using the parameter k, evaluating fss(k) substitutes k giving the unexpected result. You can workaround this behavior by using the with "|" command to assign a different variable: Define f(x)=x^3-3k^2*x ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/40442
Solution 11175: Installing the TI Connectivity USB Cable on a Windows® Computer When the TI Resource CD Does Not Function.
...ns outlined below in order to correctly install the TI Connectivity USB Cable on a Windows® computer when the TI Resource CD is not functioning:• Remove the TI Resource CD from the CD Drive.• Remove the TI Connectivity USB Cable from the PC.• Install the latest version of the TI Connect™ software...https://education.ti.com/en/customer-support/knowledge-base/data-collection-accessories/computer-software-installation-activation/11175
Please Re-Leaf Me
In this activity, students examine data of carbon dioxide output in a forest. They graph the data and understand seasonal flucuations of carbon dioxide output. They make predictions about carbon dioxide output in other biomes.https://education.ti.com/en/activity/detail/please-releaf-me
Genetic Probability
Use the SciTools App to simulate a Punnett square. Make predictions about genetic crosses. Learn about the following concepts; genes, alleles, dominant alleles, recessive alleles, homozygous individuals, heterozygous individuals, phenotypes, and genotypes.https://education.ti.com/en/activity/detail/genetic-probability
Mendelian Genetics
This StudyCards(tm) stack enables students to review the vocabulary used in studying genetics as developed from the work of Mendel.https://education.ti.com/en/activity/detail/mendelian-genetics
Vernier - Microscale Acid-Base Titration
In this activity, students' will use a pH sensor to determine the change in pH during a titration of a known concentration of NaOH and unknown concentration of HCl. Students' will determine the concentration of unknown HCl.https://education.ti.com/en/activity/detail/vernier--microscale-acidbase-titration
The Bigger the Better?
In this activity, students calculate the surface area and volume of different shaped cell models. They develop an understanding of the differences in cells and their functionhttps://education.ti.com/en/activity/detail/the-bigger--the-better
Temperature Conversions
Students will review the different temperature scales and use the List Editor to convert from one temperature scale to another.https://education.ti.com/en/activity/detail/temperature-conversions
Digestive System
This StudyCards(tm) stack enables students to review the vocabulary encountered when studying the digestive system.https://education.ti.com/en/activity/detail/digestive-system
Hare Today, Gone Tomorrow
In this activity, students will develop a method to graph a predator-prey population model. They will analyze the data and gain an understanding of populations dynamics.https://education.ti.com/en/activity/detail/hare-today-gone-tomorrow_1
Science TODAY™ - Corn Crop is a Bin-Buster
Using the USA TODAY Snapshot® " data from the USDA Statistics Service website, and information from a USA TODAY article, students will be asked to calculate percent change, do summations of data, observe trends, and offer explanations as to the reasons for those trends in agricultural p...https://education.ti.com/en/activity/detail/science-today--corn-crop-is-a-binbuster
Vernier - Water Quality - TDS (Total Dissolved Solids)
In this activity, students will use the Vernier Conductivity Probe to measure the Total Dissolved Solids in samples of water.https://education.ti.com/en/activity/detail/vernier--water-quality--tds-total-dissolved-solids
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
Shape Up!
In this activity, students will use the motion detector to record motion, and observe how the direction of movement, speed of travel, and the rate of change of direction and speed affect the shape of a Distance-Time plot.https://education.ti.com/en/activity/detail/shape-up
Vernier - Bungee Jump Accelerations
Students use an Accelerometer to analyze the motion of a bungee jumper and determine a point where there is maximum and minimum acceleration in the course of the motion. They also compare the experimental data with an actual bungee jump.https://education.ti.com/en/activity/detail/vernier--bungee-jump-accelerations
Falling Down
In this activity, students' will determine the average speed of a falling object. They will observe whether or not changing the mass and keeping the same shape have an effect on the average speed of the object.https://education.ti.com/en/activity/detail/falling-down
What's Your Speed?
In this activity, students' will use a motion detector to determine what effect the speed at which a person moves has on the appearance of the Distance versus Time plot.https://education.ti.com/en/activity/detail/whats-your-speed
Problem-Solving Steps
Students learn the four steps of problem solving: Understanding the problem, making a plan, carrying out the plan, and evaluating the results. This activity helps students develop skills to solve problems.https://education.ti.com/en/activity/detail/problemsolving-steps
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
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
Water, Water
Students solve a real-world problem involving water consumption. They determine if an aquifer can be used as a water source for a new town with a population of 5,000 people.https://education.ti.com/en/activity/detail/water-water