If motor M exerts a force of F = (10t2 + 100) N on the cable, where t isin seconds, determ...

If motor M exerts a force of F = (10t2 + 100) N on the cable, where t isin seconds, determine the velocity of the 25-kg crate when t = 4 s. The coefficients of static and kinetic friction between the crate and the plane are μs = 0.3 and μk = 0.25, respectively. The crate is initially at rest.