Use the superscript 2 character: ²
On Windows, hold Alt and type 0178 on the numeric keypad
On Mac, press Option+00B2 in apps that support Unicode input
In HTML, use ² or ²
In LaTeX, type ^2
In plain text, write x^2 if superscript is not available
Use the superscript 2 character: ²
On Windows, hold Alt and type 0178 on the numeric keypad
On Mac, press Option+00B2 in apps that support Unicode input
In HTML, use ² or ²
In LaTeX, type ^2
In plain text, write x^2 if superscript is not available