We can write the domain and range in interval notation, which uses values within brackets to describe a set of numbers. In interval notation, we use a square bracket [ when the set includes the endpoint and a parenthesis ( to indicate that the endpoint is either not included or the interval is unbounded.
Answer:
The correct answer will be "60 min/hour".
Step-by-step explanation:
At time 2:00 PM
A car reads = 30 mi/h
At time 2:20 PM
A car reads = 50 mi/h
Now,
At time 2:00 PM
t = 0
At time 2:20 PM
t = 


For MVT,



Answer:
b
Step-by-step explanation:
Let
A-----> 
B-----> 
C-----> 
we know that
Point A-------> Multiply numerator and denominator by 

Point B-------> Multiply numerator and denominator by 

Point C-------> Multiply numerator and denominator by 

Find the distance Point A to Point C

Find the distance Point B to Point C

therefore

Point B is closer to Point C
is closer to 
the answer is
is closer to 
If you want the answer youse a calculator or do 21 divided by 38