130k views
2 votes
The length of a car’s skid mark in feet is given by L = 0.046s

User Martz
by
7.5k points

1 Answer

4 votes
100 = 0.046s^2 - 0.199s + 0.264
0 = 0.046s^2 - 0.199s - 99.736
s= 48.77691127... or -44.45082431 (reject)

The car's speed was approximately 48.8 mph.
User Robert Groves
by
8.1k points

No related questions found