Use matlab please

3.12 Develop a vectorized version of the following code: tstart-0; tend-0; ni 8; t (1) tstart; y (1)-12 6*cos (2*pi*t (1)/(tend-tstart)); for i-2 ni+1 2 t (i)-t (i-1) +(tend-tstart)i; y(i)=10 + 5*cos (2*pi*t(i)/ (tend-tstart)); end