Solution 10434: Graphing a Piecewise Function on the TI-85 or TI-86.
...unction allows specific restrictions to be made when graphing a function. To graph the piecewise f(x)= x, when x > 0 follow the steps listed below.Press [GRAPH] [F1] Input x into y1= using [x-VAR] Press [÷] [(] and input x, using [x-VAR] Press [2nd] [2](TEST)Press [F3], enter 0, and press [)] Pre...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10434
Solution 10428: Finding the Reduced Row Echelon Form of a Matrix on the TI-85 or TI-86.
... The instructions below will demonstrate how to find the reduced row echelon form of a matrix on the TI-85 or TI-86.Solution:To enter the matrix:• Press [2nd] [MATRX] [F2] to enter the matrix editor.• Input A press [ENTER].• Input the dimensions of the matrix (3 [ENTER] 4 [ENTER]).• Input the val...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10428
Solution 10426: Finding the Intersection of Functions on the TI-85 or TI-86.
...ction of two functions on a TI-85 or TI-86. Example: Find the intersection of the following: y=3x+1 and y=-2x+4 Solution: Graph the equations: 1) Press [GRAPH] [F1]. 2) Input the equations. 3) Press [2nd] [F5]. To find the intersection: 1) Press [MORE] [F1] [MORE] [F3].First curve?, press [ENT...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10426
Solution 11505: Sending Files from a TI-82 or TI-85 to a Macintosh® with the TI-GRAPH LINK 2 or the TI Connect™ Software.
... to a Macintosh® with the TI-GRAPH LINK 2 or the TI Connect software? When sending files to a Macintosh® computer from a TI-82 or a TI-85, it is necessary to access the LINK menu on the calculator, select the variables to transmit, and select TRANSMIT on the TI-82 and SEND on the TI-85. Note: Th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11505
Solution 10357: Unexpected Results Returned Performing Temperature Conversions with Negative Numbers on the TI-85 and TI-86.
...xample, -40°C>°F, will return -104 as the answer and (-40)°C>°F, will return -40, the expected answer. Please refer to the steps provided below.• Press [(] [(-)] [4] [0] [)]• Press [2nd] [5] to access the conversion menu (CONV)• Press [F5] for the TEMP menu•Press [F1] for °C (Celsius), the conve...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10357
Solution 10356: Solving Simultaneous Equations on the TI-85 or TI-86.
...taneous equations on the TI-85 or TI-86.Example: Solve the following for x, y and z.3x + 3y - 4z = -3-x + 2y + 5z = 188x + 4y - 7z = -5Solution:1) Press [2nd] [SIMULT]2) Input 3 (This indicates that there are three equations to solve.)3) Press [ENTER] 4) Input the coefficients for the first equat...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10356
Solution 10351: Finding the Inverse of a Matrix on the TI-85 or TI-86 Graphing Calculator.
... the inverse of a matrix on the TI-85 or TI-86 graphing calculator. Example: Find the inverse of matrix A A = [1 2 3 4] Solution: 1) Press [2nd] [7](MATRX) [F2] to enter the matrix editor. 2) Input [A] press [ENTER] 3) Input the dimensions of the matrix (2 [ENTER] 2 [ENTER]) 4) Inpu...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10351
Solution 10416: Calculating the Derivative of a Function Using the TI-85 or TI-86.
...? To calculate the derivative of a function, refer to the example below:Example: Find the derivative of x^2 + 2x + 4 when x=2• On the HOME screen press [2nd] and then the division key (for CALC).• Press the [F2] key to select nDer (numerical derivative). This will paste nDer( on the HOME screen....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10416
Solution 18709: Calculating the gcd() (Greatest Common Divisor) on the TI-85 and TI-86 Graphing Calculators.
...6}, {9,7,5} • Find the greatest common divisor for 36 and 280. The gcd() function can be located by following the keystrokes provided below: • Press[2nd] [MATH]. • Press [F5] [F5] for gcd(. • Input the values or lists separated by a [,] and press [)] [ENTER]. Please see the examples provide...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/18709
Solution 10355: Setting the Number of Decimal Places on the TI-85 and TI-86.
...e decimal place setting selected on the TI-85 or TI-86? The following instructions demonstrate how to set a decimal place on the TI-85 and TI-86:• Press [2nd] [MODE] and scroll to FLOAT.• Press the right arrow key until the number of decimal places needed is highlighted.• Press the [ENTER] key.Fo...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10355
Solution 10353: Performing Number Base Conversions on the TI-85 or TI-86.
... below will demonstrate how to perform number base conversions on the TI-85 or TI-86. Example 1: Convert 10110 to Hexadecimal. 1) Input 10110 2) Press [2nd] [BASE] [F2:TYPE] 3) Select [F1:b] 4) Press [2nd] [F3:CONV] [F2: >Hex] The displayed answer will show 16h. Example 2: Convert the hexadec...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10353
Solution 10348: Calculating Inverse Trigonometric Functions on the TI-85 or TI-86 Graphing Calculators.
...radians to degrees for the measurement of angles. However, if this step is omitted the measure of the angle may be in radians and not degrees. • Press [2nd] [MODE] • Highlight Degree then press the [ENTER] key.• Press the [EXIT] key to return to the home screen. The examples below will demonst...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10348
Solution 10215: Polynomial Root Finder and Simultaneous Equation Solver App gives Unexpected Result for the TI-83/84 Plus, TI-89/TI-92/Voyage 200 and the TI-85/TI-86 families of the Graphing line of Calculators.
... the results returned will contain an imaginary part (often small but sometimes significant) instead of a real-valued zero. While using the App, press the MODE key to display the mode settings for Polynomial Root Finder and Simultaneous Equation Solver App. The mode screen will look very simila...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10215
Solution 11695: Algorithm Used to Compute a Cubic Polynomial on a TI-85, TI-86, TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...that the TI-89 family, TI-92 family, and Voyage 200 are more likely to occasionally report that a linear system is singular when it actually may be possible to determine a reasonable solution. On the other hand, this also means that it is less likely to return an erroneous solution to a system th...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11695
Solution 11856: Definition of the ClrHome Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ent entry line. For functions such as solve() that return arbitrary constants or integers (@n1, @n2, etc...), ClrHome resets the suffix to 1. To access and execute the ClrHome function using the TI-89 family calculator, press [HOME] [CATALOG] [)], scroll down to ClrHome and press [ENTER] [ENTER]...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/general-information/11856
Solution 10403: Symbolic Manipulation Capabilities of the TI-85 when Computing Derivatives.
... by adding new functionality through calculator software applications (Apps). Like the TI-85, the TI-89 Titanium is ideal for advanced mathematics classes like calculus, engineering, and differential equations. The TI-89 Titanium is electronically upgradeable, includes symbolic manipulations, 3D ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10403
Solution 10418: Converting Mixed Numbers into Improper Fractions on a TI-85 or TI-86 Graphing Calculator.
... convert a mixed number into an improper fraction on a TI-85 or TI-86 graphing calculator. Example: Convert 1 3/5 into an improper fraction: 1) Press [1] [+] [3] [¸] [5] on the HOME screen. 2) Press [2nd][MATH]. 3) Press [F5] for MISC and [MORE]. 4) Now, press [F1] to select >FRAC. 5) Press [E...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10418
Solution 11569: Algorithm Used for Finding the Determinant of a Square Matrix on the TI-81, TI-82, TI-83, TI-85, or TI-86.
.... That is, A = L*U To illustrate this point, consider the matrix, A = [[ 2,-1,0][4,3,-3][8,-14,5]] which can also be expressed as: A = [[1,0,0][2,1,0][4,-2,1]]*[[2,-1,0][0,5,-3][0,0,-1]] Hence, L and U for this problem are: L = [[1,0,0][2,1,0][4,-2,1]] U = [[2,-1,...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11569
Solution 10577: Converting Units of Measure on the TI-85 and TI-86.
...nits of measure on the TI-85 and TI-86? To convert units of measure on the TI-85 and TI-86, follow this procedure:Enter the value to be converted. Press [2nd] and [CONV] to display the CONV menu. Press the corresponding F key for the category of the unit of measure (Example: LNGTH for Meters, VOL...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10577
Solution 10576: Converting Binary Numbers Into Decimals on the TI-85 or TI-86 TI Graphing Calculators.
... or TI-86 has been changed to degree, a binary number can then be converted into a decimal. To change the mode, follow the procedures below: 1) Press [2nd] then [MODE]. 2) Press the down arrow until the cursor is blinking on Dec. 3) Press the right arrow to select Bin. 4) Press [ENTER] then pr...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10576
Solution 10574: Calculating Nth Roots Using the TI-85 and TI-86.
...ow will demonstrate how to perform the nth root computations on the TI-85 and TI-86 graphing calculators. Example: Compute the cube root of 27. 1) Press [ON] 2) Press [2nd] 3) Press [x] (the multiplication key) *notice above the multiplication key the word MATH in yellow 4) Press [F5] *menu title...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10574
Solution 32851: Boolean Logic Operation on the TI-36X Pro.
...sults are displayed in the current number base. These values (except for NOT and 2's complement) compare the corresponding bits of two values. To access Boolean Logic you press [2nd] [base n ] and press the [►] twice to displays the LOGIC menu, which lets you perform the below Boolean logic. 1: a...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/32851
Solution 10685: Troubleshooting ARITH ERROR on the TI-10 Elementary Calculator.
...can be set to "QR" (quotient remainder) or to "." (decimal). If the TI-10 is in quotient remainder mode, then 5 ÷.5 will return the "ARITH ERROR" message. Setting the unit to decimal mode will return the correct solution (which is 10). Please see the TI-10 guidebook for additional information....https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/troubleshooting-messages-unexpected-results/10685
Solution 10438: Performing Polar to Rectangular and Rectangular to Polar Conversions on the TI-85 and TI-86.
... conversions using the TI-85 and TI-86. To convert from polar to rectangular: Please Note: The angle mode is set to "Degree". 1) Input (3,4) 2) Press [2nd] [CPLX] 3) Press [MORE] [F2] [ENTER] The screen will show (5<53.1301023542) as the solution. The < symbol denotes the "angle" symbol on the...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10438
Solution 37336: Troubleshooting a TI-73 Family, TI-80, TI-81, TI-82, TI-83, TI-85, TI-85 and TI-86 Graphing Calculator That Will Not Turn On or Function Properly.
...hat there are no buttons that are stuck down below the keypad. Additional Note: The resets described in the troubleshooting steps below may cause a loss of applications, programs, and data. If at all possible please create a backup using TI Connect™ first. Remove all AAA batteries and reins...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/37336