<h2>
Answer:</h2>
The sum of the given expression in simplest form is:

<h2>
Step-by-step explanation:</h2>
We are asked to sum up two rational function.
The first rational function is:

and the other i.e. second rational function is given by:

Now, on adding these two i.e.

Since both the terms have the same denominator.
Hence, the denominator is taken as one and the quantities in the numerator are added up.
Hence, the expression is given by:
