$\"\"$

The differential equation is $\"\"$ .

As $\"\"$ , when $\"\"$ .

The statement $\"\"$ is true when,

Case 1: $\"\"$ and $\"\"$ .

Case 2: $\"\"$ and $\"\"$ .

Above case $\"\"$ is possible in first and third quadrants.

$\"\"$

The solution function in first and third quadrants.