
Finding Solutions for Quadratics
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the roots/zeros of x2 + 4x - 21
-7, 3
-3, 7
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many roots does this parabola have?
3
2
0
1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The equation y = x2 is graphed. Based on this graph, what are the roots of the equation x2 = 0?
0
-1 and 1
2 and 0
y
4.
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
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many x-intercepts does it have?
0
1
2
4
Tags
CCSS.HSF-IF.C.7C
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation to the graph?
y=(x-5)(x-4)
y=(x+5)(x+4)
y=x2-20x-9
y=(x-5)2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve
4m2 - 100 = 0
m=25, -25
m=96
m=5, -5
m=-96
Tags
CCSS.8.EE.A.2
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