The inequality is
.
The inequality can be written as
.
Multiply and divide the factor
by
.
.
.
.
.
.
.
Let
.
Find the zeroes of the numerator. \ \
\
The zero of the denominator are
.
Find the zeroes of the denominator. \ \
\
The zeros of the denominator are
and
.
has
real zeros of numerator and denominator at
and
.
Create a sign chart using the values
and
.

Note : The solid circle denote that the value is included in the solution set.
\The hallow circle denote that the value are not included in the solution set.
\Observe the sign chart :
\The set of value of
denoted in pink color represents the solution set.
Determine whether
is positive or negative on the test intervals.
Test intervals are
and
.
If
then
.
If
then
.
If
then
.
If
then
.
The solutions of
are
values for which
is negative or equal to
.
From the sign chart, the solution set is
.
The solution set is
.
The solution set of
is
.