
Discriminant
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Medium
+1
Standards-aligned
Kristi Giuliano
Used 44+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
The discriminant is
Tags
CCSS.HSA-REI.B.4B
2.
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
3.
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
4.
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
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
If the discriminant is positive, then the solution will be
one real solution
two real solutions
no real solutions
one non-real solution
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A function has a discriminant of 25.
______________
How many solutions does it have?
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the values of
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
a = 4, b = -8, c = 3
a = 4, b =-8, c =-3
a = 4, b = 8, c = 3
a = 4, b = 8, c = -3
Tags
CCSS.HSA.CED.A.1
CCSS.HSA.REI.A.1
CCSS.HSA.REI.B.4
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