Square Root Symbols

Square Root Symbols This is a list of most common square root symbols.
Symbol	Definition	Example
$\sqrt a$	square root $\sqrt a \;\times\; \sqrt a = a$	$\sqrt 9= 3$
$^3\sqrt a$	cube root $^3\sqrt a \;\times\; ^3\sqrt a \;\times\; ^3\sqrt a = a$	$^3\sqrt 9 = 2.08008382305$
$^4\sqrt a$	4th root $^4\sqrt a \;\times\; ^4\sqrt a \;\times\; ^4\sqrt a \;\times\; ^4\sqrt a = a$	$^4\sqrt 9 = 1.73205080757$
$^n\sqrt a$	n-th root	$n=5\;$ , $\;^n\sqrt 9 = 1.55184557391$