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Cell phone radical symbol replication
What is the copy of mobile phone root symbol refers to the method of copying root symbol on mobile phone. The root symbol is one of the mathematical symbols, which represents the symbol of open square root. In the mobile phone, because there is no key with root symbol, it needs to be copied in a special way.

How to copy the root symbol on the mobile phone?

The following are ways to copy root symbols under different mobile phone systems:

Apple System: Press and hold in the input box and select "Paste".

Android: Long press the input box and select "Paste". In addition, you can also set a shortcut phrase in the input method and set the root symbol as a shortcut phrase to facilitate input.

Huawei System: Long press in the input box and select "Paste". In addition, you can also set a custom phrase in the input method and set the root symbol as a custom phrase to facilitate input.

Why do you need to copy the root symbol?

The main reason for copying the root symbol is to facilitate mathematical calculation. In some mathematical problems, we need to use the symbol of roots, such as solving the roots of quadratic equations and calculating trigonometric functions. By copying the root number, you can input it quickly and improve the calculation efficiency.