Imaginary and Complex Numbers

Quiz

•

Mathematics

•

10th - 12th Grade

•

Medium

•

CCSS

HSN.CN.A.1, HSN.CN.A.2, HSN.RN.A.2

+1

Standards-aligned

Erin Wilson

Used 492+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does i²= ?

1

-1

√-1

√1

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiply:
(4 – 3i)(-7 – 2i)

A. -23 + 13i

B. -23 - 29i

C. -34 + 13i

D. -34 - 29i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify:

(10 + 15i) - (48 - 30i)

58 - 45i

58 - 15i

-38 - 15i

-38 + 45i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the sum.

(5 - 2i) + (-7 + 8i)

-2 + 6i

12 + 6i

-35 - 16i²

-35 - 16i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Multiply:

(2 - 5i)(2 + 5i)

29

4 - 25i

25 - 10i

-21

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

(2i)(3i)

5i

-5

6i²

-6

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify √-23

-√23

23i

23

i√23

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

or continue with

Microsoft

Apple

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?

Similar Resources on Quizizz

9 questions

Imaginary and Complex Numbers

Quiz

•

9th - 12th Grade

11 questions

Complex and Imaginary Numbers

Quiz

•

11th Grade - University

10 questions

Complex Operations

Quiz

•

10th - 12th Grade

10 questions

Complex Numbers and Operations

Quiz

•

10th - 12th Grade

10 questions

Exploring Complex Numbers

Quiz

•

10th - 12th Grade

11 questions

Complex Numbers

Quiz

•

11th Grade

15 questions

Simplify, add and subtract complex numbers

Quiz

•

11th - 12th Grade

12 questions

D29/D30 Add, Subtract, Multiply, and Divide Complex Numbers

Quiz

•

9th - 12th Grade

Popular Resources on Quizizz

15 questions

Character Analysis

Quiz

•

4th Grade

17 questions

Chapter 12 - Doing the Right Thing

Quiz

•

9th - 12th Grade

10 questions

American Flag

Quiz

•

1st - 2nd Grade

20 questions

Reading Comprehension

Quiz

•

5th Grade

30 questions

Linear Inequalities

Quiz

•

9th - 12th Grade

20 questions

Types of Credit

Quiz

•

9th - 12th Grade

18 questions

Full S.T.E.A.M. Ahead Summer Academy Pre-Test 24-25

Quiz

•

5th Grade

14 questions

Misplaced and Dangling Modifiers

Quiz

•

6th - 8th Grade

Discover more resources for Mathematics

30 questions

Linear Inequalities

Quiz

•

9th - 12th Grade

20 questions

Inequalities Graphing

Quiz

•

9th - 12th Grade

10 questions

Identifying equations

Quiz

•

KG - University

20 questions

Solving Linear Equations for y

Quiz

•

9th - 12th Grade

11 questions

Graph Match

Quiz

•

9th - 12th Grade

16 questions

Function or Non-Function?

Quiz

•

8th - 10th Grade

18 questions

Unit Circle Trig

Quiz

•

10th - 12th Grade

20 questions

Understanding Linear Equations and Slopes

Quiz

•

9th - 12th Grade