Answer:
Negative
Step-by-step explanation:
Positive discriminant: graph cuts x axis twice
Zero discriminant: graph touches x axis once
Negative discriminant: graph does not cut or touch x axis
The speed is the ratio between the distance and the time:

Data:
d=6343miles
t=9h

Then, the plane traveled at a speed of 704.77 miles per hour.
Answer:
it's 105 boxes.
Step-by-step explanation:
hope this helps! and sorry for the person just trying to get points.
Answer:
The unit rate is about $12per fluid ounce