An automobile is going up a grade of 15 degree at a speed of 30m/s. the coefficient of static friction between the tires and the road is 0.7. a) What minimum distance does it take to stop the car? What minimum distance would it take if the car were going down the grade? I know how to get the distance v^2 = v^2 + 2ax Deltax how to get the minimum?? can anyone help me with this pls?