Solution 34652: Calculating Factorials (!) Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... menu. • Press [4] for !. • Press [ENTER] to display the answer of 720. NOTES: • The factorial is computed recursively using the relationship (n+1)! = n*n! until n is reduced to either 0 or -1/2. At that point, the definition 0!=1 or the definition (-1/2)!= Öp is used to complete the calcula...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34652
Solution 34427: Setting the Table Modes on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...he independent variable. Indpnt and Depend defines how the independent and dependent variables will be displayed. There are four possible settings: 1) Indpnt: Auto and Depend: Auto Values will be displayed automatically in both the independent variable column and in all dependent variable colum...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34427
Solution 34425: Entering Measured Angles in Gradients on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators
...egrees and radians are used). Gradient is used widely in Europe by geographers and architects. It is defined by setting the right angle (p/2, 90°) to 100 grads. Angle in grads = angle in degree * (400/360) Angle in degree = angle in grads * (360/400) A simple work around is to stay in radian m...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34425
Solution 37042: Updating a TI-84 Plus Family Calculator Operating System (OS) using TI Connect™ CE Software.
...he TI-84 Plus family of graphing calculators using TI Connect CE Software? Follow the steps below to update your calculator OS to the latest version: 1) Download the operating system for your calculator by clicking on the link below that corresponds to your calculator: TI-84 Plus TI-84 Plus Silve...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/37042
Solution 34420: Performing T-Test Computations Using the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...lators? The following example demonstrates how to perform a T-Test calculation. Data for this example: {30.3, 30.5, 30.6, 31, 30.7, 30.7, 30.4, 30.9, 31} Entering the data: 1) Press [STAT] [1] to access the STAT List Editor. 2) Input the example data into the L1 list,...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34420
Solution 34920: Graphing an Inequality Containing the Absolute Value on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...put and graph the abs( or absolute value function: Example: Graph |2x+3|>9 • Press [Y=]. • Press [MATH]. • Scroll right to highlight NUM and press [1] to select abs(. • Press [2] [X,T,θ,n] [+] [3]. Next for the TI-84 Plus Family: Press [Right Arrow] to move to the right of the absolute va...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34920
Solution 28370: Redeeming Technology Rewards Points For Professional Development Courses
...TI TRP points. To view the point totals needed for redemption, click here. Process For Redeeming TI TRP Points For Professional Development Courses 1. Submit the required number of points to the TI TRP, indicating the type of course selected (T^3 3-Day Hands-on-Summer TI-Nspire Institute, T^3 I...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/28370
Solution 34922: Graphing a Line Using Two Points on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ple will demonstrate how to graph a line using two points. For Example: Graph a line connecting the points (3,7) and (5,8). Data for this example: L1: {3,5} L2: {7,8} 1) Press [STAT] [ENTER] to access the STAT list editor. 2) Input the values 3 and 5 under the L1 list remembering to press [ENT...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34922
Solution 24652: The Stefan-Boltzmann Constant Not Displaying as Listed in the TI-89 Family, TI-92 Family, or Voyage™ 200 Guidebook.
...the units entered to simplest terms. For example entering an a calculation of 5 hours added to 2 minutes will give an answer in lowest terms which is 18120 seconds. That is what is happening with the Stefan-Boltzmann Constant, the lowest terms of Watts over Meters Squared is Kilograms over Seco...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/24652
Solution 23550: Performing Laplace and Inverse Laplace Transformations on the TI-89 Family, TI-92 Plus, Voyage™ 200 Graphing Calculators.
...n, use the below example of f(t)=t, in terms of a universal frequency variable Laplaces. The steps below were generated using the ME*Pro application. 1) Once the Application has been started, press [F4:Reference] and select [2:Transforms] 2) Choose [2:Laplace Transforms]. 3) Choose [3:Transform...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/23550
Solution 25870: Setting the Window Range When Graphing the Normal PDF Function Using a TI-89 Family, TI-92 Plus or Voyage™ 200 Graphing Calculator.
... value.• The Ymin, Ymax and Yscl values should be set to default (see below). These values will be changed later using the "ZoomFit" function.Ymin = -10Ymax = 10Yscl = 1 Example: Graph a Normal Distribution curve where the Mean (Average) is 800 and the Standard Deviation is 40 by following the st...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/25870
Solution 27750: Finding the Intersection of Two Functions on the TI-73 Explorer™ Graphing Calculator.
...s not have a built in intersection command. However, by following the steps listed below you can find the Intersections of the below two functions: y1= x + 1 y2= 2x + 4 1) Press [Y=] to display the Y= Editor. 2) Press [CLEAR] [2nd] [TEXT] [↓] [↓] [→] [→] [→] [Enter] [↓] [↓] [Enter] [+] [1] [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/27750
Solution 30350: Using the Two-Graph Mode on the TI-89 Family and Voyage™ 200 Graphing Calculators.
...ng required modes. • Split Screen = TOP-BOTTOM or LEFT-RIGHT • Number of Graphs = 2 • Optional mode settings: Page 1: Graph = Graph mode for top or left side of the split. Page 2: Split 1 App = application for top or left side. Split 2 ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/30350
Solution 28632: Converting from Degrees Celsius to Fahrenheit on the TI-73 Explorer™.
...grees Celsius to degrees Fahrenheit. • Press [3],[2], [2nd] [Convert] • Scroll down using the down arrow and select [5: Temp...], [ENTER] • Select [1:degC], [Enter] • Select [2:degF], [Enter] • Press [Enter] Answer is 89.6 More information is available in the TI-73 Explorer guidebook. Solutio...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/28632
Solution 28630: Clearing and Deleting Lists using the Stats/List Editor Application on the TI-89 Family and Voyage™ 200.
...ow Notice that the list name is still available, however the list values are now erased. To delete all lists, including the list name: • Press [F1:Tools] • Scroll down and Select [8: Clear Editor] Note that all lists have been deleted, including the list name. More information is available ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/28630
Solution 28495: Converting Lists to Matrices and Vice Versa on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...o the examples below. To convert a list to a matrix follow the steps below: • Press [APPS] and choose Statistics with List Editor App. • Press [▼] [1] [ENTER] [2] [ENTER] [3] [ENTER] [6] [ENTER] [1] [ENTER] [4]. • Press [HOME]. • Press [2ND] [MATH] [3] [ALPHA] [E]. Users with TI-92 Plus or Voy...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/28495
Solution 14540: Non-Graphing Calculator Comparison Chart.
Solution 14540: Non-Graphing Calculator Comparison Chart. Solution 14540: Non-Graphing Calculator Comparison Chart. global Solution 14540: Non-Graphing Calculator Comparison Chart. website Home | Scienti...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/14540
Solution 34672: Graphing the Fibonacci Sequence on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...w can I graph the Fibonacci sequence on the TI-83 Plus and TI-84 Plus family of graphing calculators? In a Fibonacci sequence the first two terms are 1 and 1. Each succeeding term is the sum of the two immediately preceding terms. Follow the procedure below to graph the Fibonacci sequence: 1) Pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34672
Solution 34620: Finding the Discriminant of a Quadratic Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ac > 0 then there are 2 different roots. • When b2-4ac < 0 then there are no roots at all. Example: Find the discriminant of the equation x2+6x-5=0 1) Press [1] [sto→] [alpha] [math] [alpha] [.] [6] [sto→] [alpha] [apps] [alpha] [.] [ (-) ] [5] [sto→] [alpha] [prgm] [enter] 2) Press [alpha] ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34620
Solution 34602: Graphing a Step Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...an be graphed by using the int( command. The example below will demonstrate how to graph a step function. Example: Graph the greatest integer of Y=X 1) Press [Y=] to access the Y Editor 2) Press [math] then [→] to select the NUM menu 3) Press [5] to select 5:int( 4) Press [X,T,θ,n] to inpu...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34602
Solution 34814: Correcting a Data Type Error when Attaching a Distribution Formula to a List on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... Base Search I have input data (numbers) into my L1 list. Why am I getting a Data Type error message when I attach the following formula to L2? Input data (numbers) into the L1 list. L2=normalcdf( -1E99, 200, L1*.9, L1*.9*.1) Some of the distribution functions, such as Normalpdf and Norm...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34814
Solution 34772: Computing Net Present Value (NPV) and Internal Rate of Return (IRR) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... of graphing calculators? The following examples will demonstrate how to compute NPV and IRR. Example: Initial cash flow is -9 Interest rate is 7% CF1 = 5 Frequency = 2 CF2 = -4 Frequency = 3 CF3 = 6 Frequency = 5 What is the NPV and IRR? Solution: First, input the cash flow and frequency values...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34772
Law of Definite Proportions
The law of definite proportions states that a chemical compound always contains exactly the same proportion of elements by mass. The French chemist Joseph Proust conducted several experiments between 1798 and 1804 to make this discovery. At the time (before Dalton had proposed his atomic theory)...https://education.ti.com/en/activity/detail/law-of-definite-proportions
Vernier - Enzyme Action: Testing Catalase Activity
Students will use an O2 Gas Sensor to measure the amount of O2 produced when H2O2 is broken down by the enzyme catalase at different concentrations, pH values, and temperatures. They will also measure the enzyme's initial reaction rates.https://education.ti.com/en/activity/detail/vernier--enzyme-action-testing-catalase-activity
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