The length of a car's skid mark in feet is given by L=0.046s^2−0.199s+0.264,where s is the car's speed in miles per hour. If the length of a skid mark is 100 feet, find the speed in miles per hour the car was traveling.

Question

anonymous · Answer

@1DEA

anonymous · Answer

@ganeshie8

anonymous · Answer

not sure why you mentioned me and it's already been an hour (sorry about that). But if you still need my help let me know.

gorv · Answer

L=0.046s^2−0.199s+0.264
l=100
100=0.046s^2-0.199s+0.264

gorv · Answer

subtract 100 from both side and divide by 0.046