matlab question

7. (15%) If the loaded data is a matrix form A, and (1 0.5 1.20 A= 2 0.8 D 1.15 13 0.72 t 0.93 D Where 1st column is part number, 2nd column is part density (kg/m), 3rd column is part volume (ms). 1) Get a vector which has part density 2) Get a vector which has part volume 3) use above two vectors to calculate the mass for each sample Hint: Mass = (density) x (volume)