Answer: 
Step-by-step explanation:
1. You have the following function given in the problem:

2. Then, to find
asked in the exercise, you only need to substitute
(which is the input value) into the given function.
3. Therefore, keeping the above on mind, you obtain that
is:




Answer:
gravitational Potential Energy
Step-by-step explanation:
We have to use the Distributive Property in this equation.
By the Distributive Property,

becomes

Now we need to isolate x. Remember PEMDAS?


Simplify the right side.
