Intro to Parabolas
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the equation open up or down?
Y = -3x2 +7x - 2
up
down
Tags
CCSS.HSF-IF.C.7A
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How can you tell whether a parabola opens up or opens down by looking at the equation?
The vertex tells you the direction of the opening
The value of "a" tells you the direction of the opening.
All parabolas open upward
All parabolas open downward
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the vertex of the graph?
(2, 0)
(-2, 0)
(0, 4)
(-1, 3)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What shape is the graph of a quadratic?
Hyperbola
Parabola
Straight Line
Circle
Tags
CCSS.HSF-IF.C.7A
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the axis of symmetry for this graph?
x = 2
x = -4
y = -4
there is not one
Tags
CCSS.HSF-IF.C.7A
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What direction is the following equation opening?
y=-3x2-7x+8
Up
Down
Left
Right
Tags
CCSS.HSF-IF.C.7A
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the vertex of
y = x2 + 4x + 1
Use the equation in the picture!
(0, 0)
(-2, 13)
(2, 13)
(0.375, 6.0625)
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