Math Help - how do I post the square root symbols on the computer?

1. how do I post the square root symbols on the computer?

how do I post the sqare root symbols on the computer?

2. Use LaTex:

$\sqrt{x}$

Click on 'quote' to see what I used.

3. Further lecture on my two first links of my signature.

4. Hello, harnar!

how do I post the square root symbols on the computer?

You might try: .& # 8 7 3 0 ; . (without the spaces)

This gives us: .

Also: .& # 1 7 8 ;
. . will give us ² .(exponent 2)

So we can have: .√(x² + y²)