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How can I format mathematics here? - Help Center
Many posts at Mathematics Stack Exchange include mathematical notation, written using $\mathrm\LaTeX$ commands surrounded by dollar signs. If you see dollar signs with what …
Technique for simplifying, e.g. $\sqrt { 8 - 4\sqrt {3}}$ to $\sqrt {6 ...
May 24, 2020 · How to find the square root of an irrational expression, to simplify that root. e.g.: $$ \sqrt { 8 - 4\sqrt {3} } = \sqrt {6} - \sqrt {2} $$ Easy to verify: \begin ...