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Quadratic Formula Quiz

Quadratic Formula Quiz

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Practice Problem

Hard

Created by

Jennifer Brown

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the quadratic formula used for solving quadratic equations?

x = (b ± √(b² - 4ac)) / a

x = (b ± √(b² + 4ac)) / 2a

x = (-b ± √(b² + 4ac)) / a

x = (-b ± √(b² - 4ac)) / 2a

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the quadratic formula, what does the term 'b² - 4ac' represent?

The discriminant

The sum of roots

The coefficient of x

The product of roots

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the solutions for the equation 4b² + 8b + 3 = 0 using the quadratic formula?

0 and 4

2 and -2

1 and -3

-1/2 and -3/2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you simplify the expression √(64 - 48) in the quadratic formula?

√4

√16

√32

√8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the solutions for the equation 2x² - 3x - 20 = 0 using the quadratic formula?

2 and -2

3 and -3

4 and -5/2

1 and -1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the expression √(169) in the quadratic formula?

10

12

11

13

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the solutions for the equation x² + 2x - 3 = 0 using the quadratic formula?

1 and -3

2 and -2

3 and -1

4 and -4

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