There isn't any, it's just that there's a way to create a squire instead of an actual key.
It is a keyboard, not a keybored ! There is no square root button on a standard keyboard, but if you are bored, you can find out how to program a key and get one of the keys to be your square root key.
m2
Nothing!
2
It would be the square root key. (√) `it is not on the keyboard
221A and then ALT-X.
Use "^2". ^ is Shift-6 on my keyboard.
To type square brackets on a Mac, you can use the following keyboard shortcuts: for the left square bracket [, press Option + Shift + 9, and for the right square bracket ], press Option + Shift + 0. Alternatively, you can also find the square brackets on the keyboard layout, usually located next to the letter 'P'. If you're using a different keyboard layout, the shortcuts may vary slightly.
It is 221A + Alt X
There is no single square root button on a keyboard. You can sometimes get the square root symbol by holding down alt and pressing 2 then 5 then 1 (or alt + 251). If that doesn't work, you could copy and paste it. √ (that square root sign is from pressing alt + 251)
To type the square root symbol on ypur keyboard press and hold alt and type 251.
hold alt and press v it worked on mine !^)