Please help these following questions using Matlab. Thank you

outlet Differential Equations 13.20 Solve the following differential equation for values of t between 0 and 4, with the initial condition of y 1 when-0 dy + sin (t) = 1 pter 13 Numerical Techniques (a) Analytically or using MATLABs symbolic capabilities. (b) Using the ode45 function. (c) Plot your results for both approaches. 13.21 Solve the following differential equation for values of t between 0 and with the initial condition ofy -0 when0. dy dt