How do you type in the negative squared symbol?

To type the negative squared symbol (−²), you can use the following methods depending on your device. On Windows, you can hold the "Alt" key and type "0179" on the numeric keypad for the superscript 2, then type the negative sign (−) using the minus key. On a Mac, you can type the negative sign and then use the "Option" + "2" combination for the superscript 2. Alternatively, you can copy and paste the symbol from a character map or online resource.