Integrating factor of the differential equation dy/dx + Py = Q is :

Question

Integrating factor of the differential equation \(\frac{d y}{d x}+P y=Q\) is :

(A) \(e^{\int Q dx}\)

(B) \(e^{\int P d y}\)

(C) \(e^{\int p d x}\)

(D) \(e^{Qdy}\)

Answer 1

Correct option is (C) \(e^{\int p d x}\)