Answer:
30
Step-by-step explanation:
Answer:
D. 
Step-by-step explanation:

Simply subtract the two functions from each other and simplify to get the result.
You would find the area of the rug and subtract it from the area of the room.
To express
5
−
2
as a positive exponent we will use this rule of exponents:
x
a
=
1
x
−
a
5
−
2
=
1
5
−
−
2
=
1
5
2