Answer:
15.6
Step-by-step explanation:
I think its 2.8.
Reason why:
4/5 = 0.8
Then the 2 would a whole number...
so 2.8.
Answer: odd
Step-by-step explanation:
Given
The graph of a function increases as x increases and decreases as x decreases.
This shows that the degree of the polynomial is odd
for example 
Here, the leading coefficient is positive, and the value of function increases as x increases and vice-versa.