You can
put this solution on YOUR website!The absolute value of a real number
is denoted |
| and defined as the "unsigned" portion of
, where
is the sign function.
The absolute value is therefore always
. The absolute value of
for real
is plotted below.
|
|.......... =
…………...=
for
……………...=
for
in your case |
|
will be:
and
