How to Enter Infinity on TI 84 Plus Calculator

The TI 84 Plus calculator is a powerful graphing tool that can be used to solve a variety of math problems. One of its features is the ability to enter the mathematical symbol for infinity, which is often used in equations and can help make calculations easier. Knowing how to enter infinity on your TI 84 Plus calculator can be a great help when solving complex equations.

Step 1: Access the Math Symbols Menu

Step 1: Access the Math Symbols Menu

The first step to entering infinity on your TI 84 Plus calculator is to access the Math Symbols menu. To do this, press the “2nd” button and then the “MATH” button. This will open the Math Symbols menu, where you can find the infinity symbol.

Step 2: Select Infinity

Step 2: Select Infinity

Once you have accessed the Math Symbols menu, you can select the infinity symbol by scrolling down the list of symbols until you find it. Once you have selected the infinity symbol, it will be added to the equation you are working on.

Step 3: Use the Infinity Symbol

Step 3: Use the Infinity Symbol

Once you have added the infinity symbol to your equation, you can use it just like any other math symbol. For example, you can use it to represent a limit or an infinite series. You can also use it to solve equations that involve logarithmic or exponential functions.

Step 4: Check Your Work

Step 4: Check Your Work

Once you have used the infinity symbol in your equation, it is important to check your work to make sure that you have entered it correctly. To do this, press the “2nd” button and then the “CHECK” button. This will open the check window, which will display any errors that you may have made while entering the infinity symbol.



Entering infinity on your TI 84 Plus calculator is a simple process that can be done quickly and easily. By following the steps outlined above, you should be able to enter the infinity symbol on your TI 84 Plus calculator without any difficulty. With this symbol, you can solve complex equations and make calculations easier.