Latus rectum of the parabola y2−4y−2x−8=0 is
8
2
4
1
Given equation,
y2−4y−2x−8=0⇒(y−2)2=2(x+6)
∴ Length of latus rectum = 2.
The latus rectum of parabola y2=5x+4y+1 is