Scientific notation and display settingThe TI-30X IIS/B and TI-34 II Explorer Plus do not have the functionality for solving equations. The variables on these calculators are solely for memory purposes. However, users can incorporate the variables into algebra by storing a value to the variable and using that variable to solve the expression.Sep 20, 2022 · It will adjust the exponent for you. o To do factorials, enter the number, then press PRB . How do you do 6.02 x10 23 on a calculator? type in the significant figures, 6.02. hit the 2nd key (top left) hit the EE button (above the #7, also X-1) type in the exponent, 23. Can TI 30x IIS do exponents? To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ? Ans 0.000316 or 3.16 x 10-4 2. If the [H+] = 3.16 x 10-4 and you are asked to find the pH (this is calculating a -LOG). The TI-30Xa and Casio fx-250HC are the same except where indicated. Enter 3.16 ( the 3 significant digits of the [H+] ) a. on the TI press EE key b. A quick tutorial on how to find roots or radicals, including square and cube roots on the Texas Instruments TI-03Xa Scientific Calculator.0:00 Intro0:18 Butt...TI-30X IIB / TI-30X IIS Quick Reference Guide TI-30X Plus MultiView™ Guidebook TI-30X Pro MathPrint™ Guidebook 1.0 TI-30X Pro MultiView™ Guidebook TI-30Xa / TI-30Xa Solar Guidebook TI-30Xa / TI-30Xa Solar School Edition Guidebook TI-30XS / TI-30XB MultiView™ GuidebookFraction features. Conversions. Basic scientific and trigonometric functions. Edit, cut and paste entries. Solar and battery powered. One- and two-variable statistics. Ideal for general math, pre-algebra, algebra I and II, geometry, statistics and general science. Exam acceptance. The TI-30XIIS™ scientific calculator is approved for use on ...Jun 17, 2015 · TI-30Xa: Exponents (Powers) and Exponentials. Calculator Expert. 37.7K subscribers. 157K views 8 years ago. In this short video I will show you how you can access the exponents and exponential... Though as I noted in another comment the TI-83 calculator (quite recent) still uses BCD. When I wrote my own arbitrary precision library I used base $10^9$, which is sort of decimal haha, but of course I used the internal binary integer and floating point to manipulate the digits. $\endgroup$To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ? Scientific notation and display setting The example below will demonstrate how to input exponents on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar: Example: Raise 5 to the 3rd power. 1) Press the [ON/AC] key to completely clear the calculator. 2) Input [5]. 3) Press the [y to the x] key (located just above the division key). 4) Input [3]. 5) Press [=].Independent work by students - no prep needed by teacher. Just print a copy of the tutorial and worksheet for each student and watch them learn how to use their calculators well. This step by step Exponents and Roots Tutorial, with images of the calculator and the relevant keys, guides students to i...Jul 20, 2014 · TI models: Press [SCI/ENG]. The display shows FLO SCI ENG. Use the left arrow key to select FLO. Then press [=]. On other TI models, press [2nd] [FLO].The display switches to decimal notation. Casio models: Press [SHIFT] [MODE] [6:Fix]. You are then prompted to enter a number between 0 and 9. The number you enter fixes the number of decimal ... To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ? The TI-30Xa is one of the best calculators for 8 th graders. It performs many functions such as trigonometric functions, powers, factorials, reciprocals, and much more. The calculator is powered by a battery for your ease and convenience. The calculator is ideal for primary and advanced math, which is why you can also use the calculator as you ...Ans 0.000316 or 3.16 x 10-4 2. If the [H+] = 3.16 x 10-4 and you are asked to find the pH (this is calculating a -LOG). The TI-30Xa and Casio fx-250HC are the same except where indicated. Enter 3.16 ( the 3 significant digits of the [H+] ) a. on the TI press EE key b.TI-30xa What is the label on the "shift" key(s) yellow-shift: 2nd Where is the shift key? top left Scientific notation; entering. Identify the key used to enter the exponent. (It is usually EE or EXP, or similar.) Jul 22, 2021 · Basic Arithmetic Enter the first number then press the “+”, “-“, “x” or “/” (division), depending on the operation. Enter the next number and then the “=” to complete the operation. Because the TI-30Xa performs mathematical operations in the order of parenthesis, exponents, multiplication/division and addition/subtraction ... TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1Two keys can be used to enter negative exponents on the TI-30Xa scientific calculator; the [y^x] key or the [EE] key. The [y^x] key is used for all exponents while the [EE] key is used for scientific notation only. The examples below will demonstrate how to use both keys: For Example: Entering 7^-2. 1) Press [7] [y^x] [2] [+/-] [=].TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1 How to work with numbers in scientific notation with the TI-30XS calculator. Demonstrates how to toggle back-and-forth between standard/normal/floating notat...exponents for scientific notation. For a TI-83/84 To ensure that the number you type in remains in scientific notation, press the mode key and highlight SCI on the top line. If you keep it in NORMAL mode, the number will be expanded when you press the enter key. Lets use the same example as the TI-30, #1.52# x #10^5#. Type in the 1.52.Aug 12, 2014 · For a TI-30 calculator: Take for example the number 1.52 x 105. To type this number as it is in scientific notation, first type in 1.52. Next press the [2nd] key and then the key that has EE printed above it (it's the x-1 key). The EE means " x 10 to the power of". After you press the [EE] key, type in the exponent 5. This key is for the exponent function (exponents over 2). The second function of this key is for roots over 2. The answer for square roots will be displayed as a whole number or a simplified root. The answer for roots over 2 will be displayed as a whole number or a decimal. Example of a simplified root: Example: Press the "On/c" button to clear the calculator. Enter a figure and then hit the "X" key followed by another figure and then the "2nd" key to work out a percentage. This sum will multiply the first figure by the second to two decimal points. Entering "200 X 5 "2nd" and then "=" would give you 5 percent of 200, or 10, for example.The TI-36X Solar calculates up to 12 digits and can display up to 10 digits plus a minus sign (-9,999,999,999 through 9,999,999,999) and a 2-digit exponent. Results with more than 10 digits display in scientific notation. To input an exponent using the TI-30X IIS/B, TI-34 II Explorer Plus, TI-30XS MultiView, and TI-34 MultiView, use the carat [^] key. For TI-30X IIS/B, TI-34 II Explorer Plus, and TI-30XS MultiView users, the carat key is located below the [p] key. For TI-34 MultiView users, the carat key is located below the [x 2] key. For example: 3 4 = ? The TI-30XA is an inexpensive scientific calculator approved for use on SAT and ACT tests, two of the most common college entrance exams, and on Advanced Placement exams. You may not take your own calculator to these exams, so become familiar beforehand with specific capabilities and limitations of the TI-30XA calculator handed out with the test.TI-30xa What is the label on the "shift" key(s) yellow-shift: 2nd Where is the shift key? top left Scientific notation; entering. Identify the key used to enter the exponent. (It is usually EE or EXP, or similar.)Aug 17, 2018 · A quick tutorial on how to find roots or radicals, including square and cube roots on the Texas Instruments TI-03Xa Scientific Calculator.0:00 Intro0:18 Butt... Print the tutorial, hand it to students and watch them be able to …. 1. Calculate the square and square root of all numbers. 2. Calculate any higher power than 2 of any number. 3. Calculate any root other than the square root of any number. 4. Do complex computations with all exponents and roots using their calculator. For a TI-30 calculator: Take for example the number 1.52 x 105. To type this number as it is in scientific notation, first type in 1.52. Next press the [2nd] key and then the key that has EE printed above it (it's the x-1 key). The EE means " x 10 to the power of". After you press the [EE] key, type in the exponent 5.A quick tutorial on how to solve logs and LN natural log of any base on the Texas Instruments TI-30Xa Scientific CalculatorHopefully youve found somethin. 1 Enter 5 and press 2nd LOG 10 x is labeled above it. That is enter 1000 LOG. ƒ To turn off the TI-30Xa Solar cover the solar panel with the slide case. Insert a flat-head screwdriver into ... A quick tutorial on how to solve logs and LN natural log of any base on the Texas Instruments TI-30Xa Scientific CalculatorHopefully youve found somethin. 1 Enter 5 and press 2nd LOG 10 x is labeled above it. That is enter 1000 LOG. ƒ To turn off the TI-30Xa Solar cover the solar panel with the slide case. Insert a flat-head screwdriver into ...LOG) TI-30Xa and Casio fx-250HC are the same for all these operations. Enter 3.16 (3 digits meaning of key [H+] ) Press X (time key) Type 10 Press xy key (can be labeled as yx key, or xy or yx. This allows you to set the next number entered as an exponent of 10) Type 4 (this is a negative exponent ofThe Orion TI-30XS MultiView™ Talking Scientific Calculator is referred to as the Orion TI-30XS. In order to make this document accessible for all users, we indicate keys on the TI-30XS portion of the calculator with a bold font. For visual and audio clarification purposes, we also use brackets around the words or symbols for aA quick tutorial on how to find roots or radicals, including square and cube roots on the Texas Instruments TI-03Xa Scientific Calculator.0:00 Intro0:18 Butt...A quick tutorial on how to solve logs and LN natural log of any base on the Texas Instruments TI-30Xa Scientific CalculatorHopefully youve found somethin. 1 Enter 5 and press 2nd LOG 10 x is labeled above it. That is enter 1000 LOG. ƒ To turn off the TI-30Xa Solar cover the solar panel with the slide case. Insert a flat-head screwdriver into ... TI-30Xa Calculator - Fractions and Decimals Worksheet and Key. This Fractions and Decimals Worksheet (with complete Key) gives students practice to become fluent and efficient using their calculator. Students get 30 fractions to 1) enter correctly and 2) change the format. Students also get 20 fractions problems involving addition, subtraction ...Aug 12, 2014 · For a TI-30 calculator: Take for example the number 1.52 x 105. To type this number as it is in scientific notation, first type in 1.52. Next press the [2nd] key and then the key that has EE printed above it (it's the x-1 key). The EE means " x 10 to the power of". After you press the [EE] key, type in the exponent 5. Copy. First, type the number to be put to a negative power. Then, press the exponent button. Then, press the open parenthesis button. Now press the change-sign button. Then, press the number that is the opposite of the number the first number was to be put to the power of. Now, press the close parenthesis button. Now, press enter.Fraction features. Conversions. Basic scientific and trigonometric functions. Edit, cut and paste entries. Solar and battery powered. One- and two-variable statistics. Ideal for general math, pre-algebra, algebra I and II, geometry, statistics and general science. Exam acceptance. The TI-30XIIS™ scientific calculator is approved for use on ...TI-30Xa Calculator - Fractions and Decimals Worksheet and Key. by. Real-Life Mathematics. $2.00. PDF. This Fractions and Decimals Worksheet (with complete Key) gives students practice to become fluent and efficient using their calculator. Students get 30 fractions to 1) enter correctly and 2) change the format.Overview The TI-30Xa is Texas Instruments’ most basic scientific calculator. This calculator does all that a classic scientific calculator does and not much more. This Calculator is meant for elementary and possibly middle school science and math classes but not much more. It also may be perfect for anyone who wan’s a calculator for their….The Texas Instruments TI-30Xa is a scientific calculator that features 10 digits for precise calculations. Designed with portability in mind, its compact form factor makes it ideal for pocket storage. Powered by a battery, this calculator is always ready for use without the need for an external power source. On most calculators, you enter the base, press the exponent key and enter the exponent. Here’s an example: Enter 10, press the exponent key, then press 5 and enter. (10^5=) The calculator should display the number 100,000, because that’s equal to 105. How do you use a TI 30Xa?I can use either a Ti-30Xa calculator or the iphone calculator for a exam. I just need to know how to put a number to a certain exponent on them. For example: 0.693^-0.28891, how can I type that in in one of my devices? How to work with numbers in scientific notation with the TI-30XA calculator. Demonstrates how to toggle back-and-forth between standard/normal/floating notat...A quick tutorial on how to solve logs and LN natural log of any base on the Texas Instruments TI-30Xa Scientific CalculatorHopefully youve found somethin. 1 Enter 5 and press 2nd LOG 10 x is labeled above it. That is enter 1000 LOG. ƒ To turn off the TI-30Xa Solar cover the solar panel with the slide case. Insert a flat-head screwdriver into ...The Texas Instruments TI-30Xa is a scientific calculator that features 10 digits for precise calculations. Designed with portability in mind, its compact form factor makes it ideal for pocket storage. Powered by a battery, this calculator is always ready for use without the need for an external power source.How to work with numbers in scientific notation with the TI-30XS calculator. Demonstrates how to toggle back-and-forth between standard/normal/floating notat...Accepted for use in SAT, ACT and AP exams, this Texas Instruments TI-30Xa scientific calculator is an ideal option for junior high and high school students. Scientific calculator with 10-digit one-line LCD display. Perfect choice for general math, algebra 1 and 2, pre-algebra, general science. Calculator works from one LR44/76A battery.2nd, X-1, then just the exponent (include the negative sign, if present) SCI/ENG o To change that scientific notation to a “regular” number, press 2nd , DRG , and to FLO , = , =. (FLO – floating decimal) o To multiply or divide in scientific notation, enter the first item as scientific2nd, X-1, then just the exponent (include the negative sign, if present) SCI/ENG o To change that scientific notation to a “regular” number, press 2nd , DRG , and to FLO , = , =. (FLO – floating decimal) o To multiply or divide in scientific notation, enter the first item as scientific Accepted for use in SAT, ACT and AP exams, this Texas Instruments TI-30Xa scientific calculator is an ideal option for junior high and high school students. Scientific calculator with 10-digit one-line LCD display. Perfect choice for general math, algebra 1 and 2, pre-algebra, general science. Calculator works from one LR44/76A battery.Calculator Texas Instruments TI-30XS Multiview User Manual. Scientific calculator (44 pages) Calculator Texas Instruments MultiView TI-30XS Quick Start Manual. Using to create function tables and to play the function game (2 pages) Calculator Texas Instruments MultiView TI-30XS Quick Start Manual. (5 pages) The example below will demonstrate how to input exponents on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar: Example: Raise 5 to the 3rd power. 1) Press the [ON/AC] key to completely clear the calculator. 2) Input [5]. 3) Press the [y to the x] key (located just above the division key). 4) Input [3]. 5) Press [=]. I can use either a Ti-30Xa calculator or the iphone calculator for a exam. I just need to know how to put a number to a certain exponent on them. For example: 0.693^-0.28891, how can I type that in in one of my devices?TI-30xa What is the label on the "shift" key(s) yellow-shift: 2nd Where is the shift key? top left Scientific notation; entering. Identify the key used to enter the exponent. (It is usually EE or EXP, or similar.) A quick tutorial on how to find statistics from a data set including mean and standard deviation on the Texas Instruments TI-30X iis Scientific CalculatorCon...Sep 20, 2022 · It will adjust the exponent for you. o To do factorials, enter the number, then press PRB . How do you do 6.02 x10 23 on a calculator? type in the significant figures, 6.02. hit the 2nd key (top left) hit the EE button (above the #7, also X-1) type in the exponent, 23. Can TI 30x IIS do exponents? Jul 21, 2017 · Press the "Log" button on your calculator. The number you immediately see is the exponent for the original number you entered. Assuming the base number is 10 (which it will always be on a graphing or scientific calculator), you have to multiply 10 by itself the number of times you see onscreen to reach your original number. Check your work. The TI-30X IIS/B and TI-34 II Explorer Plus do not have the functionality for solving equations. The variables on these calculators are solely for memory purposes. However, users can incorporate the variables into algebra by storing a value to the variable and using that variable to solve the expression.Jul 22, 2021 · Basic Arithmetic Enter the first number then press the “+”, “-“, “x” or “/” (division), depending on the operation. Enter the next number and then the “=” to complete the operation. Because the TI-30Xa performs mathematical operations in the order of parenthesis, exponents, multiplication/division and addition/subtraction ... TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1 Mar 18, 2016 · This video will show you how to calculate positive, negative & fraction exponents using your Texas Instrument TI-30X IIS. It will also show you how to conve... Jul 24, 2021 · Overview The TI-30Xa is Texas Instruments’ most basic scientific calculator. This calculator does all that a classic scientific calculator does and not much more. This Calculator is meant for elementary and possibly middle school science and math classes but not much more. It also may be perfect for anyone who wan’s a calculator for their…. Overview The TI-30Xa is Texas Instruments’ most basic scientific calculator. This calculator does all that a classic scientific calculator does and not much more. This Calculator is meant for elementary and possibly middle school science and math classes but not much more. It also may be perfect for anyone who wan’s a calculator for their….Apr 24, 2017 · Press the "On/c" button to clear the calculator. Enter a figure and then hit the "X" key followed by another figure and then the "2nd" key to work out a percentage. This sum will multiply the first figure by the second to two decimal points. Entering "200 X 5 "2nd" and then "=" would give you 5 percent of 200, or 10, for example. TI-30Xa Calculator - Fractions and Decimals Worksheet and Key. This Fractions and Decimals Worksheet (with complete Key) gives students practice to become fluent and efficient using their calculator. Students get 30 fractions to 1) enter correctly and 2) change the format. Students also get 20 fractions problems involving addition, subtraction ...TI-30Xa: Exponents (Powers) and Exponentials. Calculator Expert. 37.7K subscribers. 157K views 8 years ago. In this short video I will show you how you can access the exponents and exponential...LOG) TI-30Xa and Casio fx-250HC are the same for all these operations. Enter 3.16 (3 digits meaning of key [H+] ) Press X (time key) Type 10 Press xy key (can be labeled as yx key, or xy or yx. This allows you to set the next number entered as an exponent of 10) Type 4 (this is a negative exponent of used to get the second (or third) function for a specific key. If there are two shift keys, you can list both. TI-30xa What is the label on the shift key(s) yellow shift: 2nd Where is the shift key? top left Scientific notation; In. Identify the key that is used to specify the exponent. (It's usually EE or EXP, or similar.)The 2nd Function Key. You’ll seldom employ some of the 30XA’s more esoteric functions when taking the college entrance and Advanced Placement tests. One key function that you may not be familiar with, however, is essential for successful completion of the test. This is the yellow [2nd function] key at the upper left-hand corner of the keyboard.Ans 0.000316 or 3.16 x 10-4 2. If the [H+] = 3.16 x 10-4 and you are asked to find the pH (this is calculating a -LOG). The TI-30Xa and Casio fx-250HC are the same except where indicated. Enter 3.16 ( the 3 significant digits of the [H+] ) a. on the TI press EE key b. The TI-36X Solar calculates up to 12 digits and can display up to 10 digits plus a minus sign (-9,999,999,999 through 9,999,999,999) and a 2-digit exponent. Results with more than 10 digits display in scientific notation. TI-30xa What is the label on the "shift" key(s) yellow-shift: 2nd Where is the shift key? top left Scientific notation; entering. Identify the key used to enter the exponent. (It is usually EE or EXP, or similar.) If your exponent is negative, press the (-) key before entering the number. Don't use the * key or ^ or enter a 10. If you have a Casio or Sharp calculator, the button actually says EXP on it so you don't need to do 2 & 3 above. For the TI-30Xa you don’t need to press the 2nd key – just look for the EE button above the 7. Scientific notation and display setting Texas Instruments TI-30XA Texas Instruments - Editorial Reviews (1) Add editorial review. www.reviewstream.com. Review: Texas Instruments TI-30XA Scientific Calculator. I just recently bought this calculator for a chemistry course about a year ago, and it has been incredibly easy to use.The Orion TI-30XS MultiView™ Talking Scientific Calculator is referred to as the Orion TI-30XS. In order to make this document accessible for all users, we indicate keys on the TI-30XS portion of the calculator with a bold font. For visual and audio clarification purposes, we also use brackets around the words or symbols for a
It will adjust the exponent for you. o To do factorials, enter the number, then press PRB . How do you do 6.02 x10 23 on a calculator? type in the significant figures, 6.02. hit the 2nd key (top left) hit the EE button (above the #7, also X-1) type in the exponent, 23. Can TI 30x IIS do exponents?. Welcome to headquarters numbers
This video will show you how to calculate positive, negative & fraction exponents using your Texas Instrument TI-30X IIS. It will also show you how to conve...Jul 22, 2021 · Basic Arithmetic Enter the first number then press the “+”, “-“, “x” or “/” (division), depending on the operation. Enter the next number and then the “=” to complete the operation. Because the TI-30Xa performs mathematical operations in the order of parenthesis, exponents, multiplication/division and addition/subtraction ... Find the two notches at the top of the calculator. Insert a flat-head screwdriver into one of the notches and carefully pry open the top end of the case. Locate where the case is still attached at the sides. Insert the flat-head screwdriver into one side where the gap has widened. Now gently pry apart the sides of the case. In the MathPrint™ mode, you can enter up to four levels of consecutive nested functions and expressions, which include fractions, square roots, exponents with ^, xÑ, and x When you calculate an entry on the Home screen, depending upon space, the answer is displayed either directly to the right of the entry or on the right side of the next line. The TI-30X IIS/B and TI-34 II Explorer Plus do not have the functionality for solving equations. The variables on these calculators are solely for memory purposes. However, users can incorporate the variables into algebra by storing a value to the variable and using that variable to solve the expression.Independent work by students - no prep needed by teacher. Just print a copy of the tutorial and worksheet for each student and watch them learn how to use their calculators well. This step by step Exponents and Roots Tutorial, with images of the calculator and the relevant keys, guides students to i... used to get the second (or third) function for a specific key. If there are two shift keys, you can list both. TI-30xa What is the label on the shift key(s) yellow shift: 2nd Where is the shift key? top left Scientific notation; In. Identify the key that is used to specify the exponent. (It's usually EE or EXP, or similar.)TI-30XA Calculator Tips Calculator Memory - To use the memory function, hit the STO key to store a number in either memory 1, 2, or 3. o To store the product of , hit STO ; you will now have stored in memory 1 (M1) o To recall the value that is being stored in memory 1 (M1), use the RCL button. RCL 1Reset your calculator to eliminate the syntax error messageRounding and Decimals Tutorial for your TI-30Xa Calculator. Created by. Real-Life Mathematics. Independent work by students – no prep needed by teacher. Just print a copy of the tutorial and worksheet for each student and watch them learn how to use their calculators well. This step by step Rounding and Decimals Tutorial, with images of the ...The example below will demonstrate how to input exponents on the TI-30Xa, TI-30Xa Solar, or TI-36X Solar: Example: Raise 5 to the 3rd power. 1) Press the [ON/AC] key to completely clear the calculator. 2) Input [5]. 3) Press the [y to the x] key (located just above the division key). 4) Input [3]. 5) Press [=]. operations, settings, and memory. TI-30Xa Solar ¦ To turn on the TI-30Xa Solar, expose the solar panel to light and press !. Note: Always press ! to clear the calculator because memory and display may contain incorrect numbers. ¦ To turn off the TI-30Xa Solar, cover the solar panel with the slide ; Texas Instruments TI30XA | User Manual - Page 4 The TI-30X IIS/B and TI-34 II Explorer Plus do not have the functionality for solving equations. The variables on these calculators are solely for memory purposes. However, users can incorporate the variables into algebra by storing a value to the variable and using that variable to solve the expression..