Solving Quadratic Formula Using Imaginary Numbers

Solving Quadratic Formula Using Imaginary Numbers

11th Grade

11 Qs

quiz-placeholder

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Solving Quadratic Formula Using Imaginary Numbers

Solving Quadratic Formula Using Imaginary Numbers

Assessment

Quiz

Mathematics

11th Grade

Hard

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

Standards-aligned

Created by

Anthony Clark

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by ANY method you have learned: x2−2x+11=0

1±i√10

1±√10

-1±i√10

-1±√10

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the discriminant is negative, then the quadratic has:

Real Solution

Real Solutions

Half a Solution

Imaginary Solutions

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is this formula?

This is the speed of light formula.

This is the quadratic formula.

This is the zero product property.

This is scary.

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the discriminant is negative, you will have....

two real solutions

two irrational solutions

two imaginary solutions

one solution

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve x2 - 5x + 10 = 0

(5 - i√15)/2  ,  (5 + i√15)/2

(5 - √15)/2  ,  (5 + √15)/2

(5 - i√65)/2  ,  (5 + i√65)/2

(5 - √65)/2  ,  (5 + √65)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by the method of your choice

x2 - 5x + 10 = 0

(5 - i√15)/2  ,  (5 + i√15)/2

(5 - √15)/2  ,  (5 + √15)/2

(5 - i√65)/2  ,  (5 + i√65)/2

(5 - √65)/2  ,  (5 + √65)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

x2 - 5x + 10 = 0

(5 - i√15)/2  ,  (5 + i√15)/2

(5 - √15)/2  ,  (5 + √15)/2

(5 - i√65)/2  ,  (5 + i√65)/2

(5 - √65)/2  ,  (5 + √65)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

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