"Three normals to `y^2=4x` pass through the point (15, 12). Show that one of the normals is given by
Channel: Doubtnut
Date: 28/06/2020

"Three normals to `y^2=4x`
 pass through the point (15, 12). Show that one of the normals is given by `y=x-3`
 and find the equation of the other."