origin at vertex Flashcards
1
Q
standard form
A
x2 = 4py
y2 = 4px
2
Q
directrix and focus of x2 = 4py
A
focus (0, p)
directrix y= -p
3
Q
directrix and focus of y2 = 4px
A
focus (p,0)
directrix x = -p
4
Q
latus rectum at y2
A
(p, 2p), (p, -2p)
5
Q
latus rectum at x2
A
(2p, p), (-2p, p