Using Discriminant and Quadratic Formula

Using Discriminant and Quadratic Formula

10th - 12th Grade

10 Qs

quiz-placeholder

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Using Discriminant and Quadratic Formula

Using Discriminant and Quadratic Formula

Assessment

Quiz

Mathematics

10th - 12th Grade

Medium

CCSS
HSA-REI.B.4B, HSN.CN.C.7

Standards-aligned

Created by

Jennifer Reed

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

The discriminant is

aX2  + bX  +  c
b - 4ac
b2 - 4ac
b2 + 4ac

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine the value of the discriminant and describe the number and type roots for the following:

x2 + 7x + 13

101, 2 real roots

3, 2 real roots

-101, 2 imaginary roots

-3, 2 imaginary roots

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Use the quadratic formula to solve 2x2 + 2x - 12?

-2, 3
2, 3
2, -3
-2, -3

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Determine the value of the discriminant and describe the number and type roots for the following:

x2 + 7x + 13

101, 2 real roots

3, 2 real roots

-101, 2 imaginary roots

-3, 2 imaginary roots

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the discriminant is negative, then the quadratic has:

1 Real Solution

2 Real Solutions

Half a Solution

2 Imaginary Solutions

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the discriminant is positive, then the solution will be

one real solution

two real solutions

no real solutions

one imaginary solution

Tags

CCSS.HSA-REI.B.4B

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