The exponent key can be used for radicals if the exponent is entered in decimal form.
Exponent key
Raising a number to an exponent requires the key to be pressed twice. First, the base number is entered and the key is pressed. This enters the base number (y). Next, the exponent number is entered and the key is pressed. This enters the exponent and tells the calculator to complete the calculation. The calculator will display the value.
Square-root key
Pressing this key takes the square root of the displayed number.
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