A car rounds a curve that is banked inward. The radius of curvature of the road is R = 129, the…

A car rounds a curve that is banked inward. The radius of curvature of the road is R = 129, the banking angle is ? = 26°, and the coefficient of static friction is ?s= 0.39. Find the minimum speed that the car can have without slipping.
answer: ____ m/s