Solution 10438: Performing Polar to Rectangular and Rectangular to Polar Conversions on the TI-85 and TI-86.
... 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 calculator. To convert from rectangular to polar: 1) Input (5<53.13). Please Note: To access the < (angle...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10438
Solution 12260: Fraction Conversions on the TI-30X IIB / TI-30X IIS.
... Search How are fractions converted on the TI-30X IIB / TI-30X IIS? The TI-30X IIB / TI-30X IIS will convert to decimals, fractions, mixed numbers, and improper fractions. To do these conversions follow the instructions listed below: Converting a Fraction to Decimal form:(ex. 1/4) 1) E...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12260
Solution 12267: Clearing the Memory on a TI-30Xa Family Calculator.
...e memory on a TI-30Xa family calculator? The following will demonstrate how to clear the memory on a TI-30Xa family or TI-36X Solar calculator:If a number is stored in memory, a M1, M2, or M3 will be displayed in the upper left corner of the display. To clear each memory location, follow the proc...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12267
Solution 10477: Replacing and Installing the Batteries in a TI-35X.
...Knowledge Base Search How do I replace and install the batteries in a TI-35X? The TI-35X uses two A-76 batteries. Comparable battery model numbers include:Duracell® D357Eveready® 357To replace the batteries:• Turn the calculator off. • Place a small screwdriver, paper clip, or a similar ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/10477
Solution 12273: Converting Fractions to Decimals Using the TI-34.
...decimals on the TI-34. The example below will demonstrate using this function: Please Note: Due to the display size of the TI-34, not all decimal numbers can toggle to fractions. Example: Convert 55/24 to a decimal number. 1) Input 55 [a b/c] 24, and press [=]. 2) Press the [a b/c] key to dis...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12273
Solution 34674: Maximizing a Linear Function with the Inequality Graphing Application on the TI-84 Plus CE and TI-84 Plus C Silver Edition.
...ity Graphing application splash screen is displayed. • Press any key. The Y=Editor screen is displayed. Note that placing the cursor on the = symbol for any Y-variable displays the new relation symbols at the bottom of the screen. To insert a relation symbol, press [ALPHA] plus [F1]-[F5]. ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34674
Solution 12295: Setting Scientific Notation Mode on the TI-34 II Explorer Plus™ and TI-34 MultiView™ Scientific Calculators.
...e Knowledge Base Search How do I set the TI-34 II Explorer Plus and TI-34 MultiView to scientific notation mode? Although numbers may be entered in scientific notation on the TI-34 II Explorer Plus and TI-34 MultiView, there is not a way to set either calculator to a mod...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12295
Solution 34620: Finding the Discriminant of a Quadratic Equation on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... function to find the discriminant. However, the instructions below show how to compute the discriminant by using variables: The discriminant is a number that can be calculated from any quadratic equation. A quadratic equation is an equation that can be written as ax2 + bx + c = 0 The discrimin...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34620
Solution 10474: Using Memory Functions and Operations on the TI-1795 SV.
...the memory functions on the TI-1795 SV and how do I use them? Memory operation keys on the TI-1795 SV are described below: [M+] adds the displayed number to the memory. This key completes any operation (acts like the [=] key) and then adds the result to memory.Example:1) Press [4] [M+] [ON/C]4 ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10474
Solution 34619: Finding the Limit of a Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...art the table near 3 and press [↓] [.] [0] [1] to set the table step. 7) Press [2nd] followed by [graph] to display the table. 8) Looking at the numbers in the table as x approaches 3. This will give us the limit as X approaches 3, which is equal to 2. Please see the TI-83 Plus and TI-84 P...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34619
Solution 34612: Calculating Inverse Natural Logarithms on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...us and TI-84 Plus family of graphing calculators? The following examples will demonstrate how to compute the inverse natural logarithm (or e) of a number: Example: Compute the inverse natural log of .5. 1) Press [2nd] then [ln] to input the inverse natural log function (e) 2) Press [.] [5] 3) ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34612
Solution 10686: Calculating Antilogarithms (Anti-Logs) Using the TI-30Xa Scientific Calculator.
... How do I calculate antilogarithms using the TI-30Xa scientific calculator? The example below will demonstrate how to calculate the antilog of a number using the TI-30Xa scientific calculator: Example: Calculate the antilog of 2. • Input 2 • Press [2nd] [10x] The answer is 100. Please see t...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10686
Solution 10687: Differences in the TI-30X and TI-30Xa.
...selected a [k] will appear in the screen and then the [=] key will act as a constant. Another minor change is the way in which the permutation and combination functions are input. For nCr or nPr, the user used to enter [n], press x-exchange-y, enter [r], then press nCr or nPr. Now these function...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10687
Solution 10688: Replacing the Batteries In a TI-30Xa.
...ulators Knowledge Base Knowledge Base Search How can the batteries in a TI-30Xa Scientific Calculator be replaced? The number of batteries required for the TI-30Xa Scientific Calculator will vary (1 or 2 lithium batteries), please check the back of the calculator to v...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10688
Solution 12320: Changing the Decimal Setting on the TI-30X IIB / TI-30X IIS and TI-34 II Explorer Plus™.
...uctions below to change the decimal format setting on the TI-30X IIB / TI-30X IIS and TI-34 II Explorer Plus: 1) Press [2nd] [Fix].2) Scroll to the number of decimal places to be displayed (0 - 9) and press the [=] key.3) To specify a floating-decimal format, scroll to "F" and press the [=] key. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12320
Solution 10689: Setting the Decimal on the TI-30Xa Series.
... How is the decimal place set on the TI-30Xa series? To set the decimal places, press the [2nd] key, the decimal key, then enter the value for the number of decimal places. Example: Display 2 decimal places. 1) Press the [2nd] key and the [.] key 2) Select the number 2 For a floating decimal...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10689
Solution 12321: Difference Between [ (-) ] and [ - ] Keys on Two Line Elementary and Scientific Calculators.
...that appear to be similar. The [(-)] is the negate key, which is often mistakenly used as the subtraction key. The negation key converts a positive number into a negative number for the purpose of a particular calculation. The [-] is a subtraction key which is used to subtract values in a calcul...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12321
Solution 34597: Shortcuts for Working with Menus on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... the function to be used. For example, when in the CATALOG, pressing the [APPS] key will jump the user to the "B" section of the CATALOG. • Use the number keys printed in front of certain functions to access them quickly rather than scrolling down to the function, highlighting it, and pressing [E...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34597
Solution 10694: Clearing the Variable E on the TI-36X II.
...ed to memory of variable E on the TI-36X II? In addition to serving as a memory variable, variable E also stores a seed value to generate a random number when using the probability functions. The seed value changes randomly every time a random number is generated.Since the variable E is classi...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10694
Solution 34731: Using the Mean() Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...uency list (freqlist). If a freqlist is not specified in the mean() function, the default value for freqlist is 1. Each freqlist element counts the number of consecutive occurrences of the corresponding element in the list. Refer to the examples provided below. Example: Find the mean of {1,2,3,4...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34731
Solution 14484: Using the Inverse Function or Reciprocal on the TI-30X IIS/B.
... [SIN] key. Please refer to the example below for instructions on using the inverse function on the TI-30X IIS/B. Please Note: The reciprocal of a number is needed whenever there is division by a fraction. Division by a fraction is actually multiplication by that fraction's reciprocal. Example: ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/14484
Solution 10702: Unexpected Results When Sin(Pi) Does Not Return Zero on the TI-68.
... are used to calculate the most accurate answer possible. With this in mind, plus the fact that it uses a 13-digit approximation of the irrational number p, the TI-68 is calculating the correct answer. Since the value of p is in error in the 13th digit, some results using that value will also be...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10702
Solution 12313: Setting the Decimal Place on the TI-36X Solar.
...I set the decimal on a TI-36X Solar? To set the decimal on the TI-36X Solar: 1) Press the [2nd] key and the [CE/C] key. 2) Enter the value for the number of decimal places wanted. For example, for 0.00, press [2nd] [CE/C] [ 2 ]. For a floating decimal, press [2nd], [CE/C] and [.] key.Please see ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12313
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...versions on the TI-83 Plus and TI-84 Plus family of graphing calculators? The TI-83 Plus and TI-84 Plus family of graphing calculators recognize a number as degrees, minutes, seconds (DMS) when that number is input using the following format: 15°12'8" The above number would be interpreted as 1...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 34841:Troubleshooting the TI-83 Plus and TI-84 Plus Family of Graphing Calculators Requesting a Password.
...arch How do I use the TI-83 Plus and TI-84 Plus family of graphing calculators when it is requesting a password? The presence of certain assembly shell programs developed outside of Texas Instruments are known to cause the TI-83 Plus and TI-84 Plus family of graphing calculators to reque...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34841