During a tennis serve a racket is given an angular

Question

Problem: During a tennis serve, a racket is given an angular acceleration of magnitude 160 rad/s². At the top of the serve, the racket has an angular speed of 14 rad/s. If the distance between the top of the rack and the shoulder is 1.5m,

Part A: find the magnitude of the total acceleration of the top of the racket?

Rework your solution from the beginning and check each step carefully finds the magnitude of the total acceleration.