C <span>represents the unit rate
hope that helps</span>
Answer: (x+2)
Step-by-step explanation:
Given expression is

Now we need to simplify this expression. We can begin by factoring numerator and denominator if possible.

divide numerator and denominator both by 2v


Hence final answer is 
Or you can also keep factored form

The answer is C because you just have to plug in the given point to the different answers.
(7+4) = 11 so 11 squared (11×11) is 121. The correct answer is 121