Solution 40442: Texas Instruments Computer Algebra System (CAS) Calculators Produce an Unexpected Derivative Result for Function Defined with Constant.
... listed in the example below: Define f(x)=x^3-3k^2*x Define fss(x)=derivative(f(x),x,2) When computing for the function above: fss(x) = 6x fss(k) = -12k The function fss(x) is defined as: fss(x):=derivative(f(x),x,2) The function gets evaluated as: fss(k)=derivative(f(k),k,2) Since f(x) is d...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/40442
Solution 34732: Archiving a Program Within Another Program Using the Command Line Archive PrgmName on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
Solution 34732: Archiving a Program Within Another Program Using the Command Line Archive PrgmName on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 34732: Archiving a Program Within Another Program Using the Command Line Archive PrgmName on the TI-83 Plus and TI-84 Pl...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34732
Solution 34843: Entering Complex Elements in a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
Solution 34843: Entering Complex Elements in a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 34843: Entering Complex Elements in a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. global Solution 34843: Entering Complex Elements ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34843
Solution 20529: Incorrect Answer Received When Computing Exponents in MathPrint Mode Using the TI-30XS/B or TI-34 MultiView™ Scientific Calculator.
...ss [ ( ] and input 3. • Press [x2] [ ) ]. • Press [^] and input 4. Press the [►] key once. • Press [enter]. The display should read an answer of 6561. Please see the TI-30XS/B and TI-34 MultiView guidebooks for additional information. Solution 20529: Incorrect Answer Received When Computing Ex...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/20529
Solution 12251: Calculating nth Roots Using the TI-30X IIS/B, TI-34 II Explorer Plus™ and TI-30XS MultiView™ Scientific Calculators.
... Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I perform nth root computations using the TI-30X IIS/B, TI-34 II Explorer Plus and TI-30XS MultiView scientific calculators? The example below will demonstrate how to...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12251
Solution 12150: Multiplication of Complex Numbers in Polar Form on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...family, and Voyage 200 graphing calculators? The following example demonstrates how to multiply two complex numbers in polar form. Example: Multiply (45Ð30) by (45Ð-30). 1) Press [(] [4] [5]. 2) Press [2nd] [Ð]. 3) Press [3] [0] [)] [x] [(] [4] [5]. 4) Press [2nd] [Ð]. 5) Press [(-)] [3] [0] [)]....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12150
Reaction Rates
Student will see how the decomposition of nitrogen dioxide creates nitric oxide and oxygen. Students and/or teacher will use this to demonstrate how you would find the reaction rates using the numbers that are given in the problem, and then maybe using numbers that they obtain on their own with ...https://education.ti.com/en/activity/detail/reaction-rates
Percentage Composition of Methane
Participants analyze the atomic percentage composition of methane using the calculator, lists and graphs. The spatial orientation of the carbon and hydrogen atoms in the methane molecule is also analyzed.https://education.ti.com/en/activity/detail/percentage-composition-of-methane
NY Chemistry Regents (January 2009)
This TNS file contains the 30 Part A multiple choice questions and answers from the January 2009 Chemistry Regents exam for New York State. The complete exam may be found at http://www.nysedregents.org/testing/scire/regentchem.htmlhttps://education.ti.com/en/activity/detail/ny-chemistry-regents-january-2009
The River of Life
In this activity, students compare human body mass with blood volume. They graph the data and build a regression model. They estimate their own blood volume and also predict volumes of blood for other animals.https://education.ti.com/en/activity/detail/the-river-of-life_1
Gas Lab
...lab on day one. On day two and three they practice the lab. On day four we discuss the lab and all the calculations. On day 5 students team up and complete a lab quiz. Their instructor fills their balloon with an unknown pure gas from a storage tank. Students are awarded points based on how c...https://education.ti.com/en/activity/detail/gas-lab
Something's Fishy
In this activity, students examine the size, mass, and growth rates for three species of fish. They interpolate and extrapolate from best-fit models. Students compare the growth rates of endothermic and exothermic animals.https://education.ti.com/en/activity/detail/somethings-fishy
Half-Life Lab
This activity explains how students use a CBL2 and TI-83 or TI-84 calculator to collect and calculate the half-life of a barium isotope. Students will use an isogenerator to milk out a meta stable isotope of Barium with a short half-life. Using a radiation monitor linked to a CBL2, students run...https://education.ti.com/en/activity/detail/halflife-lab
Cell Components
This StudyCards(tm) stack enables students to review the terms associated with the structures that comprise a living cell.https://education.ti.com/en/activity/detail/cell-components
Electrolysis of Water
Students will learn to write the half reactions that occur at each electrode during the electrolysis of water, performed in microscale using a 9V battery as a power source. In monitoring the pH at each electrode, studens will learn that H2 is accompanied by the formation of OH- ions and that H+ i...https://education.ti.com/en/activity/detail/electrolysis-of-water
Growing Babies
In this activity, students observe and graph data about human fetal growth rates. Students build a regression model based on the data and compare values with those of other mammals. They also compare the data to non-mammal species.https://education.ti.com/en/activity/detail/growing-babies
Genetics Lab
This activity will allow students to compare the theoretical and empirical results from a genetics lab.https://education.ti.com/en/activity/detail/genetics-lab
Vernier - Freezing Temperature of Ocean Water
This activity makes use of the Temperature Probe to measure the temperature of water as it cools and freezes. Students' determine and compare the freezing temperature of fresh water and ocean water.https://education.ti.com/en/activity/detail/vernier--freezing-temperature-of-ocean-water
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
This is for the Birds!
This activity enables students to practice various skills such entering lists, comparing data, and utilizing statistical terms on the graphing calculator.https://education.ti.com/en/activity/detail/this-is-for-the-birds
Groucho's Sign Shop
Students' use force sensors to investigate forces and learn about force as a vector. Similar concept to the common "spring scale" force vector lab, but with a real-world twist.https://education.ti.com/en/activity/detail/grouchos-sign-shop
Motion Graphs
Students will be able to explore distance/time graphs and velocity/time graphs. The graphs will be presented to the entire class through TI-Navigator™. Students will then take CBL 2™'s and calculators and create their own graphs (which are assigned to them). Students will then come back and pr...https://education.ti.com/en/activity/detail/motion-graphs
Making Cents of Density
In this activity, students will measure the mass and volume of several collections of a coin type and enter the data into their handhelds and explore for patterns. Students will also make a plot of mass vs. volume and create a mathematical model that demonstrates the relationship between mass and...https://education.ti.com/en/activity/detail/making-cents-of-density
Subnivean Comfort
Students measure and compare air temperatures inside and outside a snow shelter. If students choose to sleep in the shelter overnight they use the temperature measurements to confirm what they discover experientially- that snow is a great insulator!https://education.ti.com/en/activity/detail/subnivean-comfort
Steady-State Circuit Analysis and Filter Design
Shows how the TI-89 implements phasors to perform sinusoidal steady-state analysis. the focus in on how to enter and display complex numbers. This chapter also shows a typical steady-state application - how to use the Numeric Solver to find the required order of lowpass Butterworth and Chebyshe...https://education.ti.com/en/activity/detail/steadystate-circuit-analysis-and-filter-design