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 LaTex Help Help with LaTex and writing math equations

 December 22nd, 2015, 03:05 PM #1 Senior Member     Joined: Jan 2012 Posts: 720 Thanks: 7 Root symbol If I want to show root symbol other than square root symbol, how do I do it? For example, if I want to show third root, fourth root, fifth root symbol, etc, how do I do it?
 December 22nd, 2015, 03:44 PM #2 Global Moderator     Joined: Oct 2008 From: London, Ontario, Canada - The Forest City Posts: 7,388 Thanks: 849 Math Focus: Elementary mathematics and beyond \sqrt[n]{...}, where n is the nth root. For example, \sqrt[3]{81} gives $\displaystyle \sqrt[3]{81}$.
 December 22nd, 2015, 03:44 PM #3 Member   Joined: Dec 2015 From: Down Under Posts: 32 Thanks: 3 For square root and cube root, you can write: sqrt(x) and cbrt(x) Otherwise I suppose you'll have to use exponents. Square root is x^(1/2), cube root is x^(1/3), 4th is x^(1/4) ... nth is x^(1/n) Edit: Oh, you mean LaTex. Don't ask me, I get by without it (X Last edited by Relentless; December 22nd, 2015 at 03:48 PM.
 December 22nd, 2015, 07:30 PM #4 Senior Member     Joined: Jan 2012 Posts: 720 Thanks: 7 Thank you.

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