What is the purpose of using the discriminant in a quadratic equation?

Exploring the Discriminant and Quadratic Solutions

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard

Amelia Wright
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To find the vertex of the parabola
To determine the number and type of solutions
To calculate the axis of symmetry
To identify the maximum or minimum value
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the quadratic formula represents the discriminant?
b^2 - 4ac
2a
x
-b
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the discriminant is greater than 0, what type of solutions does the quadratic equation have?
No solutions
One real solution
Two real solutions
Two complex solutions
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a discriminant value of 0 indicate about the solutions of a quadratic equation?
Two complex solutions
No real solutions
One real solution
Two real solutions
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When the discriminant is negative, what type of solutions does the quadratic equation have?
Two complex solutions
Two real solutions
One real solution
No solutions
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the given quadratic equation, what is the value of 'a'?
-4
5
0
-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of 'b' in the quadratic equation provided?
0
5
-3
-4
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