What one do you need help with?
Answer:
No, because it has repeating domains (x-values) which is -2
Step-by-step explanation:
A function should not have repeating x-values.
Answer:
x=-4/3
Step-by-step explanation:
Answer:
Her speed is of 2 miles per hour.
Step-by-step explanation:
Velocity:
The velocity is given by the following formula:

In which v is the velocity, d is the distance and t is the time.
2/3 mile in 1/3 hour .
This means that 
Which unit rate describes antoinettes speed in miles per hour?
This is v. So

Her speed is of 2 miles per hour.