Solution 11139: Purchasing Battery Doors for Graphing Calculators.
... Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Are battery doors available for purchase? Battery doors are available for purchase from the TI online store. The battery doors can also purchased by calling TI-Cares...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/general-information/11139
Solution 12212: Correcting an Error in Xmit Error Message when Transferring Data Between Two Graphing Calculators.
...Error in Xmit error message is returned when a connection cannot be established between two calculators when attempting to transfer data. There are several factors that can contribute to this error message. • The calculators being connected are not compatible for data transfer. • The data cable ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12212
Solution 12216: Graph of nDer(sin(x)) on Graphing Calculators is Different in Degrees and Radians.
...Base Search Why is the graph of nDer(sin(x)) different in degrees and radians? The graph is different in degrees and radians because the derivative is different. In radians, the derivative of sin(x) is cos(x). In degree mode, the derivative of sin(x) is (p*cos(x))/180. This effectively r...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/12216
Solution 22550: Finding the Circumference of a Circle or the Perimeter of a Shape Using the TI-Nspire™ Family Products.
...] [3]. 2) To begin creating a circle, press [menu] [5] [1]. 3) The handheld will prompt for a "center point" for the circle. Using the arrow keys, move the cursor to the desired location and press [enter] to set the center point. 4) Use the arrow keys to "expand" or "contract" the circle. When t...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22550
Solution 22730: Calculating Monthly Payments Using the TI-Nspire™ Family Products.
...ystem can be found at the TI-Nspire and TI-Nspire CAS latest software pages. Data for example: N = 360 (number of payments) I(%) = 7 (interest rate) PV = 130000 (loan amount) PMT = ? (unknown monthly payment) FV = 0 (future value) PpY=12 (payments per year) If using the TI-Nspire family handheld:...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22730
Solution 22750: Unable to Switch Keypads While Using Press-to-Test Mode on a TI-Nspire™ Family Handheld.
...ndheld will load the operating system then display the following error: "This key pad is not compatible with the current Press-to-Test mode. Please revert to the key pad used when entering Press-to-Test mode." No further actions on the handheld will be permitted. The only solution to this problem...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22750
Solution 34872: Performing Chi-Square Computations on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...us family of graphing calculators? The following example demonstrates how to perform c2 (chi-square) calculations. Matrices for this example: Observed Matrix= Expected Matrix= 1) Enter the matrix editor, press [2nd][MATRX] 2) Move the cursor to highlight EDIT and select the matrix A. 3) I...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/34872
Solution 31831: Graphing the Fibonacci Sequence on the TI-Nspire™ Family Handhelds.
... 6: Sequence. 4) Press the right arrow and select 1: Sequence by pressing [enter]. 5) Enter u1 (n-1) +u1 (n-2) 6) For initial terms, input 1,1 7) Leave the default as is: 1https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/31831
Solution 11993: Correcting a Syntax Error When Running a Program on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...e Knowledge Base Search When I try running a program on the TI-83 Plus and TI-84 Plus family of graphing calculators I receive an ERR:SYNTAX. How can I fix this issue? An "ERR:SYNTAX" may occur when an assembly program is run as a TI-Basic program. To run an assembly pr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/troubleshooting-messages-unexpected-results/11993
Solution 22237: Redefining a Point in the Geometry App on the TI-Nspire™ Family.
... • Press [home] and select to add a Geometry App. • Press [menu] [5] [2]. • Select the desired location for the first point and press [enter]. • Move the cursor to the desired location for the second point and press [enter]. • Move the cursor to the desired location for the last point and pres...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22237
Solution 22233: Graphing Inequalities on the TI-Nspire™ Family.
Solution 22233: Graphing Inequalities on the TI-Nspire™ Family. Solution 22233: Graphing Inequalities on the TI-Nspire™ Family. global Solution 22233: Graphing Inequalities on the TI-Nspire™ Family. website ...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/22233
Solution 32271: Creating Random Integers and Numbers Using the TI-Nspire™ Family.
...cimal numbers between 0 and 1: 1) Press [menu] [5] [4] [1] or [R] [A] [N] [D] [(]. 2) Press [2] [enter]. To find three random integers between two given values of one and ten: 1) Press [menu] [5] [4] [2] or [R] [A] [N] [D] [I] [N] [T] [(]. 2) Press [1] [,] [1] [0] [,] [3] [enter]. To find three...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32271
Solution 32291: Rounding Numbers on the TI-Nspire™ Family.
...owledge Base Knowledge Base Search How do I round numbers on the TI-Nspire family? The TI-Nspire family line of products have several options for rounding numbers that include the commands Round, Floor, and Ceiling. Round - The round command rounds the inputed number b...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32291
Solution 12681: Requesting A Returned Material Authorization (RMA) Number For A Product Replacement.
...e Knowledge Base Search How do I request a Returned Material Authorization (RMA) number for a product replacement? In the event that you have a product that is not functioning properly, it may be necessary to return this product to Texas Instruments. This should be done...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/warranty-replacement-options/12681
Solution 32731: Inserting Chemical Equations Using the TI-Nspire™ Family Products.
... [A] [Q] [)] [=] [2] [A] [G] [C] [shift] [l] [(] [S] [)]. • To exit the chem box, click anywhere outside it. Notes: - Chemical notation is only available on TI-Nspire/TI-Nspire CAS Software and Handheld OS version 3.2.01219. - Equations in a chem box cannot be evaluated or balanced. - Elemen...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/32731
Solution 12633: Purchasing Replacement Parts and Accessories From Texas Instruments.
... Knowledge Base Knowledge Base Search How do I order a replacement part and/or accessories such as a guidebook or a connectivity cable? Most replacements parts, such as guidebooks, connectivity cables, and accessories are available for purchase from the TI-Online Store....https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/purchase-check-order-status/12633
Solution 12722: Purchasing Replacement Parts and Guidebooks for TI Calculators.
... Where can I purchase replacement parts and guidebooks for TI calculators? Printed guidebooks, reference cards, replacement battery doors, slide covers, and data cables (unit-to-unit cables) can be purchased on the TI Online Store. Prices and availability are subject to change without notice.*...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/purchase-check-order-status/12722
Solution 11966: Graphing Inequalities on the TI-83 Plus and TI-84 Plus.
... do I graph inequalities on the TI-83 Plus and TI-84 Plus? The Y= Editor does not allow an inequality to be directly entered into the calculator. However, the graph styles feature can be utilized to show the solution set for an inequality. The example below will demonstrate how to graph a simple ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11966
Solution 13322: Using the RandInt() Function on the TI-84 Plus and TI-83 Plus.
... Knowledge Base Search How do you use the randInt() function on the TI-84 Plus and TI-83 Plus? Please Note: It is necessary to set the seed value, if you have not previously, by following the steps in KB#34503. The randInt() function generates and displays a random integer within a ran...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13322
Solution 34712: Graphing a Polar Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...OW] and enter the following settings: θmin=0 θmax=2π θstep=π/24 Xmin=-3 Xmax=3 Xscl=1 Ymin=-3 Ymax=1 Yscl=1 With these settings the calculator will evaluate the function from θ=0 to θ=2π in increments of π/24. 7) Press [GRAPH]. The following graph will be displayed. Please see the TI-83 Plus ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34712
Solution 12705: Differences Between Algebraic Operating System (AOS) and Equation Operating System (EOS).
...(AOS) and Equation Operating System (EOS)? The Equation Operating System (EOS) defines the order in which functions and expressions are entered and evaluated on many of our calculators. This feature lets the user enter functions and expressions in a simple, straightforward sequence. EOS evaluate...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12705
Solution 12660: Equations Used to Calculate Linear Regressions on TI Graphing Calculators.
...ressions on TI graphing calculators? Typically, math classes use the form ax+b or mx+b (this ties into how polynomials are presented: ax2+bx+c). However, statistics classes often use the form a+bx. The TI-81 and the TI-85 use the form typically used in statistics classes, a+bx. The TI-80, TI-8...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12660
Solution 12210: Modified Internal Rate Of Return (MIRR) On Texas Instruments Graphing Calculators.
...of Return (MIRR) be calculated on TI graphing calculators? The Modified Internal Rate of Return (MIRR) calculates the Internal Rate of Return of an investment based on a series of cash flows, a discount rate, and a reinvestment rate. This feature is ONLY available on the below TI graphing calcul...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12210
Solution 17649: Using the GetCalc( Command on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...Plus family of products Knowledge Base Knowledge Base Search How do I use the GetCalc( command to transfer a variable from one TI-83 Plus and TI-84 Plus family of graphing calculator to another? The GetCalc( command is used to copy the contents of a variab...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/17649
Solution 12185: Algorithm Used by TI Graphing Calculators for Computing Quartiles.
...owledge Base Search What method do TI graphing calculators use for computing quartiles? TI graphing calculators compute quartiles by simply averaging the values of adjacent ordered measurements.Consider this example using the data {14, 29, 32, 38, 41, 45, 68, 71, 74, 83, 86, 87}. TI calc...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/12185