Discriminant of Quadratics
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many roots does this parabola have?
3
2
0
1
Tags
CCSS.HSF-IF.C.7A
2.
MATH RESPONSE QUESTION
1 min • 2 pts
Find the discriminate of the following quadratic equation: 4x^2-5x-6=0
Mathematical Equivalence
ON
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
If the discriminant is equal to 0, how many solutions are there?
No solutions
1 Solution
2 Solutions
Infinite solutions
Tags
CCSS.HSA-REI.B.4B
4.
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
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
If the discriminant is zero you will have
no real solutions
two real solutions
1 real solution
1 imaginary solution
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
If the discriminant is equal to -2, how many solutions are there?
No Solutions
1 Solution
2 Solutions
Infinite Solutions
Tags
CCSS.HSA-REI.B.4B
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