Pregunta: In Exercises 25-38, solve the given initial-value problem. dx 25. = -xt. *(0) = 1/7 dt ty, y(0) = 3 dy 28. dy 26. dr dy dt dy 30. dt y(0) = -1 y(0) = 4 y - 27. --y?. y(0) - 1/2 dt dy 29. --y? y(0) = 0 dt dy 31. = 2y +1, y(0) = 3 dt dx 12 33. *(0) = -2 dt x + 3x dy 35. di 32. dy di m? + 2y (0) = 1 dy - !- 34. y(O) = -2 dt y 36. dy di y(0) = 1 = (y2 +1)1, vo =

In Exercises 25-38, solve the given initial-value problem. dx 25. = -xt. *(0) = 1/7 dt ty, y(0) = 3 dy 28. dy 26. dr dy dt dy 30. dt y(0) = -1 y(0) = 4 y - 27. --y?. y(0) - 1/2 dt dy 29. --y? y(0) = 0 dt dy 31. = 2y +1, y(0) = 3 dt dx 12 33. *(0) = -2 dt x + 3x dy 35. di 32. dy di m? + 2y (0) = 1 dy - !- 34. y(O) = -2 dt y 36. dy di y(0) = 1 = (y2 +1)1, vo = 1 y = 2192 +31+ y2. y()=-1 1 2y+3' y²+5 y 37. 38. dy di y(0) = -2