The differential equation of all non-horizontal lines in a plane is :
Answer & explanation
Correct answer: option 4
$a x=b y=0, a \neq 0 \Rightarrow \frac{d^2 x}{d y^2}=0$
Hence (4) is the correct answer.
The differential equation of all non-horizontal lines in a plane is :
Correct answer: option 4
$a x=b y=0, a \neq 0 \Rightarrow \frac{d^2 x}{d y^2}=0$
Hence (4) is the correct answer.