origin at vertex Flashcards

1
Q

standard form

A

x2 = 4py
y2 = 4px

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2
Q

directrix and focus of x2 = 4py

A

focus (0, p)
directrix y= -p

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3
Q

directrix and focus of y2 = 4px

A

focus (p,0)
directrix x = -p

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4
Q

latus rectum at y2

A

(p, 2p), (p, -2p)

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5
Q

latus rectum at x2

A

(2p, p), (-2p, p

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