the
sqrt
of
factor
sqrt
(
expression )
Factor and expression yield integer
s, number
s, or complex
es.
put sqrt(opposite^2 + adjacent^2) into hypotenuse
The sqrt
function returns the square root of its argument.
If the argument is an integer
or a number
, a number
is returned. If the integer
or number
is negative, NaN
is returned. To get a complex
result, convert the argument to a complex
.
If the argument is a complex
, a complex
is returned.