Answer:
c. both functions are positive and increasing on interval
Answer:
<h2>Neither Gustavo nor Yuki</h2>
Step-by-step explanation:
It's an arithmetic sequence.

The difference is constant.
The explicit formula of an arithmetic sequence:

Substitute:

<em>use distributive property</em>

I would guess 2.8 to 3 feet wide :)
At 9 units (hence mid-point middle)