Quadratic Roots and Discriminant

Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Barbara White
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the roots of this equation
x2 + x - 6 = 0
4, -1
3, -2
-6, 1
2, -3
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
x2 + 6x - 13 = 3
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
5 mins • 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
5 mins • 1 pt
What is the discriminant and how many solutions would this quadratic have?
-8x2 + 6x - 4 = 0
-92, No Solutions
164, 2 Solutions
-164, No Solutions
92, 2 Solutions
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the discriminant and how many solutions would this quadratic have?
4x2 + 6x - 4 = 0
-28, No Solutions
28, 2 Solutions
100, 2 Solutions
-100, No Solutions
Tags
CCSS.HSA-REI.B.4B
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