Answer:
The correct choice is

Step-by-step explanation:
The given equation is

We rewrite the left hand side of the equation as a power(a number to a given exponent.

Recall that;

We apply this property to obtain;

Since the exponents are the same, the bases are also the same.
Therefore 
Length X Width =
2 x 7 = 14
2/9 x 7 = 44/9
14 + 44/9 = 18 8/9
He has 18 8/9 feet left to tile.
Answer:
The answer is 16 I've seen this before so I would know. and your welcome
Step-by-step explanation:
No it is not quadratic. because when you graph it it is not a parabola