Answer:
8.8 breaths
Step-by-step explanation:
Slope: 2
y intercept: 5
rate of change : 2/1
Answer:
A 
Step-by-step explanation:
From the graph you can see that the period of the function is

Now the period of the function
is

Thus,

and the expression for the function is

The answer is D because you would do factor by grouping
Answer:
8.1061
8.209
8.26
8.6
Step-by-step explanation: