Answer:

Step-by-step explanation:
Note the number 5 is repeated 4 times, hence we can say that the expression 5⋅5⋅5⋅5 is equivalent to 5 raised to the power of 4 or 
edit : correct spelling
Just about everyone here writes a power like this:
4x^2 which means 4x squared.
If you have a Windows computer, you could hold down the "ALT" key and at the same time, type in the number 0178 and you will get this ²
So then you could type 4x² just as it should appear.
Bob has 6 candy bars and diabetes
Answer:
0,-5
My above answer is correct hope this helps.