Mathematics and MatLab

1: An object is dropped and its position vector, r, is given by ?? = (?? 5 - 2?? 2) ?? + (7?? 3 - 6?? 2) ?? a) Find the velocity, ??, and the acceleration, ??. b) What is the angle between ?? and ?? when ?? = 2? c) Model Q1 using MATLAB. Include a screenshot of the code and explain what each line of code is doing. d) Give two advantages of MATLAB over manual calculations and support your answers with examples