6
QuizMultiple Choice
Parabolas (Sec 9-4)
Question 6 • *CR CCSS Math 2 S2 [M2960OX]
A parabola can be represented by the equation y2 = –x.
Answer
A
focus: ; directrix: x =
B
focus: ; directrix: x =
C
focus: (–4,0); directrix: x = 4D
focus: (4,0); directrix: x = –4