Step-by-step explanation:
F(x) = 1/9 - 9
= (1-81)/9
=-80/9
...............................
Plzz mark it as a brilliant answer
Using function concepts, it is found that the domain of the graph Antonio is creating would be: 
- The domain of a function is the <u>set that contains all possible input values</u>.
In this problem, the inputs are the time, between <u>2 hours before and 2 hours after the peak time of 6 pm</u>, hence, it is given by: 
For more on the domain of functions, you can check brainly.com/question/24374080
Answer:
Simple Interest=PTR/100
Step-by-step explanation:
Principle(P)=$210
Time(T)=7years
Rate(R)=8%
We have,
SI= (210*7*8)/100
=(11760)/100
=117.7
hope it helps uh