Final answer:
The answer key in differential equations is crucial for checking the accuracy of solutions to ensure that the solutions are correctly computed and align with theoretical expectations.
Step-by-step explanation:
In differential equations and boundary value problems, computing and modeling, the answer key is essential for checking the accuracy of solutions. This ensures that the computations made to solve the equation are correct and that the solution satisfies all elements of the equation, including any boundary or initial conditions. Checking the accuracy of solutions is a crucial step in validating the problem-solving process and confirming that the computed answers align with the expected theoretical results.