We know that the commercial plane travels 570 miles/hour. To find out how many miles does the plane travel, we do:
570 × 7 = 3990 miles.
Therefore, the plane travel 3990 miles.
Answer:
uhhh- well- whats the question?
Step-by-step explanation:
Answer:
{ x | -3 <= x < +1 }
Step-by-step explanation:
We note that the graph occupies from x=-3 to x=+1, while -3 is a value included (endpoint is solid), and +1 is excluded (endpoint hollow).
Thus the domain is { x | -3 <= x < +1 }
Answer:
1. 5 hours
2. 4 hours
Reason:
Formula for speed is speed = 
, if you want to find time, then take distance / speed, which will equal to 100 / 20 = 5 hours, and the same with 2.
