Quadratic Formula - Post-Test
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the standard form of a quadratic equation?
Back
The standard form of a quadratic equation is ax² + bx + c = 0, where a, b, and c are constants and a ≠ 0.
2.
FLASHCARD QUESTION
Front
What are the values of a, b, and c in the equation 4x² - 8x = 3?
Back
a = 4, b = -8, c = -3.
3.
FLASHCARD QUESTION
Front
What is the quadratic formula?
Back
The quadratic formula is x = (-b ± √(b² - 4ac)) / (2a).
4.
FLASHCARD QUESTION
Front
How do you identify the coefficients a, b, and c in the quadratic formula?
Back
In the quadratic equation ax² + bx + c = 0, a is the coefficient of x², b is the coefficient of x, and c is the constant term.
5.
FLASHCARD QUESTION
Front
What does the discriminant (b² - 4ac) tell us about the roots of a quadratic equation?
Back
The discriminant indicates the nature of the roots: if it's positive, there are two distinct real roots; if it's zero, there is one real root (a repeated root); if it's negative, there are two complex roots.
6.
FLASHCARD QUESTION
Front
How do you solve the quadratic equation x² + 6x - 16 = 0 using the quadratic formula?
Back
Plugging into the quadratic formula gives x = (-6 ± √(6² - 4(1)(-16))) / (2(1)).
7.
FLASHCARD QUESTION
Front
What are the roots of the equation 2x² + 2 = 9x?
Back
The roots are x = (9 ± √65) / 4.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
9 questions
Classical and Medieval Art
Flashcard
•
KG
10 questions
Key Principles of Risk Management
Flashcard
•
KG - University
15 questions
paměť + pozornost
Flashcard
•
9th - 12th Grade
7 questions
International Yoga Day Quiz
Flashcard
•
KG - University
16 questions
April Fools Trivia
Flashcard
•
KG - University
10 questions
Present Simple - Negative
Flashcard
•
10th Grade
12 questions
Political Advocacy and Interest Groups
Flashcard
•
9th - 12th Grade
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
54 questions
Analyzing Line Graphs & Tables
Quiz
•
4th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
Discover more resources for Mathematics
20 questions
Graphing Inequalities on a Number Line
Quiz
•
6th - 9th Grade
18 questions
SAT Prep: Ratios, Proportions, & Percents
Quiz
•
9th - 10th Grade
12 questions
Exponential Growth and Decay
Quiz
•
9th Grade
12 questions
Parallel Lines Cut by a Transversal
Quiz
•
10th Grade
12 questions
Add and Subtract Polynomials
Quiz
•
9th - 12th Grade
15 questions
Combine Like Terms and Distributive Property
Quiz
•
8th - 9th Grade
20 questions
Function or Not a Function
Quiz
•
8th - 9th Grade
10 questions
Elijah McCoy: Innovations and Impact in Black History
Interactive video
•
6th - 10th Grade