questions below:

Find the matrix function X_ 1 (t) whose value at t is the inverse of the given matrix X(t). t 7t 6 X(t) = et 33\" 2 X_1(t)=|:| Determine all the singular points of the given differential equation. exy" - (x2 - 4) y' + 3xy = 0 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The singular points are all x S and x = (Use a comma to separate answers as needed.) O B. The singular points are all x2 and x = (Use a comma to separate answers as needed.) O C. The singular point(s) is/are x = (Use a comma to separate answers as needed.) O D. The singular points are all x S O E. The singular points are all x 2 F. There are no singular points.Determine all the singular points of the given differential equation. (+2 - 5t - 24) x" +(t+3)x' -(t-8)x=0 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The singular points are all ts O B. The singular point(s) is/are t = (Use a comma to separate answers as needed.) O C. The singular points are all ts and t = (Use a comma to separate answers as needed.) O D. The singular points are all t2 and t = (Use a comma to separate answers as needed.) O E. The singular points are all t2 OF. There are no singular points