$\"\"$

The two non negative series are $\"\"$ and $\"\"$ .

$\"\"$ and $\"\"$ are convergent.

The series $\"\"$ is converges.

Consider the two non negative series $\"\"$ and $\"\"$ .

Hence $\"\"$ .

$\"\"$ .

The series $\"\"$ is converges where $\"\"$ .

The two nonnegative series are $\"\"$ and $\"\"$ .

$\"\"$

The two nonnegative series are $\"\"$ and $\"\"$ .