Quadratic Formula, Roots, and Discriminant
Authored by Barbara White
Mathematics
8th - 10th Grade
CCSS covered
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11 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 12 pts
The discriminant is
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
15 mins • 12 pts
____________
For the function above, is the discriminant positive, negative, or zero?
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
____________
For the function above, is the discriminant positive, negative, or zero?
Tags
CCSS.HSA-SSE.B.3B
CCSS.HSF-IF.C.8A
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
For the function below, is the discriminant positive, negative, or zero?
___________
y = x² + 4x + 4
Positive
Negative
Zero
Not Sure
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the discriminant of -2x2 − x − 1 = 0
76
-7
9
none of these
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the discriminant of 6x2 − 2x − 3 = 0
76
29
68
none of these
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the discriminant for 5x2 + x − 2 = 0
-39
42
-41
none of these
Tags
CCSS.HSA-REI.B.4B
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