Radicals:

Chapter Radicals covers the addition, subtraction, multiplication & division of radicals.

CALCULATE the numerical value of numbers in radical form.

Calculator Usage, Special Keys

The exponent key could be used for radicals if the exponent is entered in decimal form.

Exponent key

Raising a number to an exponent needs the y^x key to be pressed double.  First, the base number is entered and the y^x key is pressed. This enters the base number (y). Further, the exponent number is entered and the y^x key is pressed.  That enters the exponent and tells the calculator to complete the calculation.  The calculator will show the value.

Square-root key

Pressing this key takes the square root of the displayed number.