
Understanding Parabolas with Vertex at the Origin

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard

Mia Campbell
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general form of the equation for a parabola that opens to the right or left?
y = mx + c
x^2 + y^2 = 1
x^2 = 4py
y^2 = 4px
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a parabola opens to the left, what can be said about the value of p?
p is undefined
p is zero
p is positive
p is negative
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general form of the equation for a parabola that opens up or down?
x^2 + y^2 = 1
y = mx + c
y^2 = 4px
x^2 = 4py
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the case of a parabola opening down, what is the relationship between the focus and the vertex?
The focus is to the right of the vertex
The focus is to the left of the vertex
The focus is above the vertex
The focus is below the vertex
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For a parabola with a focus at (2.3, 0), what is the equation of the directrix?
x = 2.3
y = 2.3
x = -2.3
y = -2.3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation of a parabola with a vertex at the origin and a focus at (2.3, 0)?
x^2 = 4.6y
y^2 = 4.6x
x^2 = 9.2y
y^2 = 9.2x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For a parabola with a focus at (0, -3.54), what is the equation of the directrix?
y = -3.54
y = 3.54
x = 3.54
x = -3.54
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