Choose the correct answer . Which of the following differential equation has y = x as one of its particular solution ?

Options

A. ((d^2 y)/(d x^-2))(-x)^2 (dy)/(dx)+x y=x'
B. ((d^2 y/(d x^2))+x (dy)/(dx)+x y=x'
C. ((d^2 y)/(d x^2))(-x)^2 (dy)/(dx)+x y=0'
D. ((d^2 y)/(d x^2))+x (dy)/(dx)+x y=0'

Answer

C