Focus & Directrix with Vertex (0,0)
Authored by Bradie Bohlen
Mathematics
11th Grade
CCSS covered
Used 9+ times
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16 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
The focus is a _____ that always lies _______ your parabola.
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
The directrix is a _______ that always lies ________ your parabola.
(a)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The vertex, (h, k), is halfway between the focus and the directrix.
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the vertex, focus, and directrix of the parabola: x2 = 28y
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a parabola has a focus at (0,3) and a vertex at the origin...what is the equation of the directrix?
y=3
y=-3
x=3
x=-3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a parabola has a focus at (0,-3) and a vertex at the origin...what is the equation of the directrix?
y=3
y=-3
x=3
x=-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Does y = -4x2 have a maximum or minimum value?
Tags
CCSS.HSF-IF.C.7A
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