Answer:
Simplifying the expression
so, there is only one power of each base we get 
Option D is correct answer.
Step-by-step explanation:
We need to simply the expression
so, there is only one power of each base.
Solving:
We can write it as:

Now using exponent rule: 

Now using the exponent rule:
the bases should be same

So, simplifying the expression
so, there is only one power of each base we get 
Option D is correct answer.
Answer:
it is 20?
Step-by-step explanation:
Answer:

Step-by-step explanation:
If you need any explanation. I can do it, my friend. you can communicate with me to that or any thing do you need in math
Answer:
exactly how wide is the pool? ill edit the question and put the answer but i need to know please :)
Step-by-step explanation:
The way you solve for the volume is by multiplying the depth by the width and the length