Grade 12Algebra
the normal chord of the parabola y^2=4ax at (x1,x1) subtends a right angle at?1)focus2)end of latus rectum3)vertex4)none
the normal chord of the parabola y^2=4ax at (x1,x1) subtends a right angle at?
1)focus
2)end of latus rectum
3)vertex
4)none
