AnswersCollege Prep Math B - IC26Conic Sections: Parabolas

Conic Sections: Parabolas Answers

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Which is the directrix of a parabola with equation ?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
2
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Which is the axis of symmetry of a parabola with equation ?

Question illustration
A
x = –4
B
x = –1
C
x = 0
D
x = 1
3

Which is the axis of symmetry of a parabola with equation ?

Question illustration
A
y = –2
B
y = 0
C
x = 0
D
x = 2
4

The line x = 2 is the axis of symmetry for a parabola. The focus of the parabola is located 3 units from the vertex. Which could be the equation for the parabola?

A
(x – 2)2 = 12(y – k)
B
(x – h)2 = 12(y – 2)
C
(x – 2)2 = 3(y – k)
D
(x – h)2 = 3(y – 2)

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