Answer:
15 miles
Step-by-step explanation:
8.80-2.80=6
6/0.40=15 miles
The guy ran at a speed of 8.07783 MPH
Here's how I got my answer:
1 km/hr. = 0.621371
So, if you do
you will get your answer: 8.07783 MPH
You can see that the function is graphed for every number x that is greater than or equal to zero.
So we write that the domain is

.
Answer:

Step-by-step explanation:
Using the rule of exponents
×
⇔
, then
3² × 3²
= 
= 
C=2r
divide both sides by 2
c/2=r
c=2pir
divide by 2pi
c/(2pi)=r