2. The differential equation of college mathematics calculus belongs to the first-order linear differential equation, and the standard type is the part marked in the figure, and the general solution can be directly obtained by using the general solution formula. See the first two lines in the figure for standard and general solution formulas.
3. This problem has solved the mathematical calculus in this university. When differentiating the equation, it is first transformed into the standard equation of the first-order linear differential equation, that is, the fourth line in the figure.
4. After solving this differential equation with the general solution formula, substitute it into the known conditions and get the special solution.
The detailed steps and instructions for solving the differential equation of this college mathematical calculus are shown in the figure above.