The complex number is .
Compare the complex number with .
Here and
.
Write in polar form.
and
.
and
.
The polar form of is
.
.
The complex number has
distinct roots found by the
, where
.
Here .
Thus, .
Substitute in the above expression
.
.
Substitute in the expression
.
.
Substitute in the expression
.
.
Substitute in the expression
.
.
Substitute in the expression
.
.
Substitute in the expression
.
.
,
,
,
,
and
.