18
QuizMultiple Choice

Equations of Hyperbolas — Unit test

Question 18 of 25 • Precalculus

A parabola with a vertex at (0,0) has a directrix that crosses the negative part of the y-axis.

Answer
A
x2 = –4y
B
x2 = 4y
C
y2 = 4x
D
y2 = –4x
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