COMEDK Exam 2022 Solved Paper

Given, differential equation is

d2y

dx2

=0
On integrating, we get

dy

dx

=c, where c is a constant
⇒ dy=cdx
Again integrating,
⇒ ∫dy=c‌∫dx
⇒ y=cx+d, where d is constant.
∴ The solution of differential equation represents all straight lines in a plane.