V = s/t => average speed = 39,1/2,06= about 19 mi/hr, i guess
Answer:

How would 5,708,942,013 be written in word form?
A. five million, seven hundred eight thousand, nine hundred forty-two thousand, thirteen
Hope this helps!
Girl I’m sorry but I don’t know the answer. Brainly just wants me to answer questions I don’t know why
The missing factor would be (n+2)... If you wanted to understand it, you simply solve 4n^2+9n+2 which gives you (4n+1)(n+2).