Gradient of a Function
...uantified and subsequently graphed by consideration of a set of points. In the final stage students can freely explore a quadratic function and identify relationships between the original function and its gradient function. About the Lesson Downloads ZIP Gradient of a ...https://education.ti.com/en/ib/activities/analysis-approaches/nspire-gradient
Optimization
...ns { display: grid; grid-template-columns: auto auto; } Optimization Objectives Students will use the second derivative test to find and verify maxima and minima in word problems. Students will solve optimization in functions and further explore, as time and teacher permit, using par...https://education.ti.com/en/ib/activities/analysis-approaches/84-optimization
Function, or Not a Function?
...t describe a function. Function, or Not a Function? Objectives Students will understand the definition of function and use it to identify whether or not an input-output pairing represents a function. Students will determine if a graph represents a function by using a moving vertica...https://education.ti.com/en/ib/activities/analysis-approaches/nspire-function-or-not
Solution 30491: Correcting Issues Graphing the Finance Balance Bal() Function on the TI-Nspire™ Family Handhelds and TI-Nspire Family Software.
...alance function with the parameters listed above by typing the function listed below then press [Enter]: bal(x,360,7.29,550000,-4000,0,12,12) • Modify the windows settings to the parameters within the balance function domain by pressing [Menu] [4] [1] and enter the values below: Xmin=0 Xmax=360...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/30491
Solution 35994: Using the Constraint "|" Operator with Defined Derivative Function Gives Unexpected Answer on the TI-Nspire™ CAS Family.
...AS is actually computing the expression below: derivative(derivative(1/k*k^3-9*k^2+15*k*k,k),k) To receive the expected answer, you must first simplify the expression, and then assign the constraint by following the steps below: • First, enter your expression ddf(x,k), and press [Enter] to simp...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/product-usage/35994
Solution 34886: Press-To-Test Functionality Availability for the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...ss [ENTER]. 4) Press [ZOOM] (beneath OK on the screen) to select OK. The Reset Complete screen displays the selected options. 5) Press [APPS] to verify that Apps have been disabled. Re-enabling Apps and Programs: Please Note: Calculators disabled using the Press-to-Test method can be re-enabled...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34886
Solution 34631: Storing a Function to a List on the TI-84 Plus Family of Graphing Calculators.
...pe. Please Note: The TI-84 Plus and TI-84 Plus Silver Edition require Operating System (OS) v 2.55MP to access the sequence stat wizard 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 up...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34631
Solution 34931: Using the Manual-Fit Function on the TI-84 Plus Family of Graphing Calculators.
...alues of the slope and y intercept (respectively). The current value of the first parameter (m) in the symbolic expression is highlighted. 9) To modify either m or b parameter select it and press [ENTER] for this example m is 1 and b is 2. Once the values are entered press [ENTER] again and the ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34931
Solution 34516: Finding the Zero of a Function on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...ion: y = 2X + 4 1) Press [Y=]. 2) Enter the function. 3) Press [GRAPH]. 4) Press [2nd] [CALC] [2]. 5) When prompted for "Left Bound?", specify the left bound for x using the arrow keys or enter a value and press [ENTER]. 6) When prompted for "Right Bound?", specify the right bound for x...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34516
Solution 11582: Finding the Zero of a Function on the TI-83 Plus and TI-84 Plus.
...n: y = 2X + 4 Solution: 1) Press [Y=]. 2) Enter the function. 3) Press [GRAPH]. 4) Press [2nd] [CALC] [2]. 5) When prompted for "Left Bound?", specify the left bound for x using the arrow keys or enter a value and press [ENTER]. 6) When prompted for "Right Bound?", specify the right bound for x...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11582
Solution 10431: Finding the Zero, Minimum, or Maximum of a Function on the TI-85 or TI-86.
...is being computed by pressing the up or down arrow. The number of the graph selected will be display in the top right corner of the screen. 3) Specify the left bound for x by either moving the trace cursor to the left of the root or by directly inputting a value and pressing [ENTER]. The Right ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10431
Solution 12172: Using the Ans() function on the TI-89 Titanium and Voyage™ 200 Graphing Calculators.
...aphing calculators? The ans() function returns a previous answer from the Home screen history area.If an integer is used as an argument, it will specify which answer to recall. The valid range of integer that can be used is 1 to 99 and cannot be an expression. The default is one, representing the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12172
Solution 11815: Finding a Maximum or Minimum of a Function on a TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculator.
...on -X2+X+6: 1) Press [◊] [Y=]. 2) In an open entry line, press [(-)] [X] [^] [2] [+] [X] [+] [6]. 3) Press [◊] [GRAPH]. 4) Press [F5] [4]. 5) Specify the lower bound for xc by either moving the trace cursor to the left of the vertex (maximum point), or by directly inputting a value. 6) Press ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11815
Solution 11835: Decreasing the Calculation Time Needed for the nSolve() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...he nSolve() function on the TI-89 family, TI-92 family, and Voyage 200 graphing calculators? The nSolve() function uses symbolic techniques to simplify the equation before applying the search technique. Depending on the equation, this simplification can take significant time. For example, solvin...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11835
Solution 11806: Creating and Evaluating User-Defined Functions on the TI-89 Family, TI-92 Family and Voyage™ 200.
...ss [APPS] and then select 7:Program Editor. If the Icons desktop is active, select the Program Editor icon and press [ENTER]. 2) Select 3:New 3) Specify the applicable information for the new function Type = 2.Function Folder = Main Variable= Type a variable name 4) Press [ENTER] twice to displa...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11806
Solution 10379: Finding the Zero of a Function using the TI-82.
...aph the equation:1) Press [Y=].2) Input the equation.3) Press [GRAPH].Find the zero:1) Press [2nd][CALC][2].2) Move the cursor to the x value to specify the lower bound using the left or right cursor and press [ENTER].3) Move the cursor to the x value to specify the upper bound using the left or ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10379
Solution 11743: Algorithm for the dotP() Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...multiplication. (Note that this definition reduces to the "usual" dot product if vec1 and vec2 are both real.) Inner products of complex vectors satisfy the following properties (Note: "dot" is used to represent the operation):1) vec1 dot vec2 = conj(vec2 dot vec1)2) (a*vec1 + b*vec2) dot vec3 = ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11743
Swing Thing
In this activity, students will construct a pendulum and create a motion plot for a swinging pendulum. They will also identify characteristics that affect a pendulum's motion.https://education.ti.com/en/activity/detail/swing-thing
TI-84 Plus CE Graphing Calculator | Texas Instruments
...lynomials For polynomials of degree 4 and higher, roots display in Complex format Store polynomials to Y= for graphing and evaluation Verify a root is the zero of the polynomial function by storing roots in Real format Simultaneous Equation Solver capabilities include: Enter sys...https://education.ti.com/en/products/calculators/graphing-calculators/ti-84-plusce
Solution 28830: Resolving the Error Message "Error 2: Unable to Clean Directory" When Using the TI-Connect™ Screen Capture Functionality.
...hange the folders [User Data] [Download] and [Backup] to a different location on the computer that you have full read/write/create access to. • Verify that you have read/write/create permissions to the “My TI-Data” directory in the location listed above or in the location you have changed the d...https://education.ti.com/en/customer-support/knowledge-base/sofware-apps/troubleshooting-messages-unexpected-results/28830
Solution 37255: Troubleshooting a TI-Nspire or TI-Nspire CAS Clickpad or Touchpad Calculator That Will Not Turn On or Function Properly.
...UL-certified, flip it over to the inside, and read the label. Look for the UL stamp, and confirm that it states that it is 1000 mA or higher. 1) Verify if AAA batteries are installed and if so remove them. The calculator with the TI-Rechargeable battery installed does not require AAA batteries a...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/troubleshooting-messages-unexpected-results/37255
TI-15 Explorer™ Elementary Calculator
...nts with “guess and check” feature Fractions displayed in stacked format Choose mixed number or improper fraction results Choose to simplify fractions to lowest terms automatically or step-by-step Display indicates when fraction needs to be simplified Conversions between impro...https://education.ti.com/en/products/calculators/elementary-calculators/ti-15-explorer
Solution 40455: Troubleshooting a TI-Nspire CX II or TI-Nspire CX II CAS calculator that continuously reboots or is not functioning properly.
... CX II or TI-Nspire CX II CAS you can try removing the battery from the working calculator and swap the battery with the rebooting calculator and verify if this allow the calculator to stop continuously rebooting. If it does please contact TI-Cares for options available to receive a replacement b...https://education.ti.com/en/customer-support/knowledge-base/ti-nspire-family/troubleshooting-messages-unexpected-results/40455
TI-Nspire™ Programming Activities | Texas Instruments
...call that the purpose of a function is to return a value. To protect global variables from inadvertent changes (‘side effects’), functions cannot modify global variables. Step 7 To fix this error, add the statement Local s, area at the top of the function. Step 8 ...https://education.ti.com/en/activities/ti-codes/nspire/10-minutes
Making Music With Code | Python Lessons | Texas Instruments
...stom-in-person-box ::before{color:#c00}div#custom-remote-box ::before{color:#c00}.custom-icon-link{display:grid;grid-template-columns:3rem 160px;justify-content:center;justify-items:center}.custom-icon-link a.cta-arrows{padding-top:.4rem}.custom-icon-link img{width:40px;height:40px}.custom-icon-l...https://education.ti.com/en/resources/stem/projects/making-music-with-code