The calculator has specific keys for entering both the square root and the cube root of a number.

Finding the Square Root of a Number

To find the square root of a number, such as square root of 16, press the second key key, then press the X SQUARED key. Note the square root symbol in yellow above this key. Now enter the number 16, press the right arrow, and then press ENTER. See how the calculator screen looks below.

TI 84 screen

 

Finding the Cube Root of a Number

It is also possible to take the cube root of a number, but that function must be selected from a menu. To take the cube root of 8, press MATH. Then press 4 to select ( , the cube root. Next enter 8 followed by a right arrow, then press ENTER. . See the results below.

 
 
 

 



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