Question

The order of the differential equation `(d^4y)/(dx^4) - sin[(d^2y)/(dx^2)]` = 5 is ______.

Options

• 4

• 3

• 2

• not defined

Answer 1

The order of the differential equation `(d^4y)/(dx^4) - sin[(d^2y)/(dx^2)]` = 5 is 4.

Explanation:

The given differential equation contains a highest order derivative of 4.

Therefore, the differential equation's order is 4.