The force of the air's resistance to a certain car (in newtons) as a function of the car's speed
(
(left parenthesisin
km/h
)
km/h)k, m, slash, h, right parenthesis is graphed.
what is the approximate average rate at which the air's resistance increases, as the car accelerates from
5
0
km/h
50 km/h50, space, k, m, slash, h to
6
5
km/h
65 km/h65, space, k, m, slash, h?
graph
1
0
10
2
0
20
3
0
30
4
0
40
5
0
50
6
0
60
7
0
70
5
0
50
1
0
0
100
1
5
0
150
2
0
0
200
2
5
0
250
3
0
0
300
3
5
0
350
4
0
0
400
4
5
0
450
5
0
0
500
5
5
0
550
6
0
0
600
6
5
0
650speed (km/h)resistance (n)