
Quadratic Exit
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the vertex of y=x2+4x+3?
(2,1)
(-2,1)
(0,0)
(-2,-1)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the axis of symmetry of y=2x2-4x+9?
x = 1
x = -1
x = -2
x = 4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the significance of the ordered pair (0, -2) to the graph?
It is the vertex
It is an x-intercept
It is the y-intercept
It is the axis of symmetry
Tags
CCSS.HSF-IF.C.7A
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When did the ball reach its maximum height? Choose the key feature and the answer.
y-intercept, 3 secs
x-value of the vertex, 4 secs
y-value of the vertex, 5 secs
y-intercept, 0 secs
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the equation x2 +5x +7 = 0, match each leading coefficient with its correct letter.
a=0, b=5, c=7
a=1, b=5, c=7
a=7, b=5, c=1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The discriminant is
aX2 + bX + c
b - 4ac
b2 - 4ac
b2 + 4ac
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What does the discriminant tell us?
The maximum or minimum
The y-intercept
The number and type of solutions
The axis of symmetry
Tags
CCSS.HSA-REI.B.4B
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