Answer:

Step-by-step explanation:
Before we begin, you need to remember that:
1- when we divide fractions, we convert the division into multiplication and flip the second fraction. In other words:

2- When multiplying fractions, we multiply the numerators together and the denominators together. In other words:

Now, for the given:
The given expression is:

We will start by computing the multiplication:

We can cancel out the n from both the numerator and the denominator, this will leave us with:

Now, the expression became

We compute the result based on the rules mentioned above as follows:

Hope this helps :)