How to Use the Square Root on a Texas Instrument Calculator

How to Use the Square Root on a Texas Instrument Calculator
How to Use the Square Root on a Texas Instrument Calculator

Texas Instruments makes a wide range of scientific and graphing calculators that can do everything from simple addition and subtraction to making graphs from complicated formulas. All Texas Instrument calculators have a function called “square root,” which automatically finds the square root of the number you put in. The square root of a number is the number that makes the number when multiplied by itself. “10 x 10 = 100,” for example, so the square root of 100 is 10.

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Step 1

To turn the calculator on, press the “On” button.

Step 2

Press “2nd” and then the “Square Root” button, which is the fifth button from the top in the far left row of the calculator, diagonally across from the “7” button.

Step 3

Enter the number whose square root you want to figure out. For instance, if you want to find the square root of 100, you would enter “100.”

Step 4

When you press the “Enter” button, the square root of the number you typed in will be shown.