Answer:
The question is not complete has some details are missing. I have however attached a similar question for the differential equation, you can use the same approach for any DE.
Explanation:
Solution of differential equation was aplied to get the particular solution, the details and appropriate steps is as shown in the attachment.
Islam spread through military conquest, trade, pilgrimage, and missionaries. Arab Muslim forces conquered vast territories and built imperial structures over time.
I believe the answer is a Parliamentary Monarchy