複數

複數

10th - 12th Grade

10 Qs

quiz-placeholder

Similar activities

5.1 Inverse & Direct Variation

5.1 Inverse & Direct Variation

9th - 12th Grade

12 Qs

Statistika

Statistika

12th Grade

10 Qs

B4: Hình nón, hình trụ

B4: Hình nón, hình trụ

12th Grade

10 Qs

PENILAIAN HARIAN - DIMENSI TIGA (KONSEP JARAK)

PENILAIAN HARIAN - DIMENSI TIGA (KONSEP JARAK)

12th Grade

10 Qs

Entrenamiento Preicfes Sesión 1 Razonamiento cuantitativo

Entrenamiento Preicfes Sesión 1 Razonamiento cuantitativo

11th Grade

10 Qs

Trigonometri sudut istimewa

Trigonometri sudut istimewa

11th Grade

10 Qs

Pecahan Tema 7 Subtema 2

Pecahan Tema 7 Subtema 2

9th - 12th Grade

10 Qs

Nummern bis eine Million

Nummern bis eine Million

4th - 12th Grade

12 Qs

複數

複數

Assessment

Quiz

Mathematics

10th - 12th Grade

Practice Problem

Medium

Created by

Mr. Hau侯老師

Used 7+ times

FREE Resource

AI

Enhance your content in a minute

Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 (4+2i)+(3i)=\left(4+2i\right)+\left(3-i\right)=  

 7+i7+i  

 7i7-i  

 122i12-2i  

 122i212-2i^2  

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 (5i)(2+3i)=\left(5-i\right)-\left(2+3i\right)=  

 34i3-4i  

 3+2i3+2i  

 74i7-4i  

 7+2i7+2i  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (4+i)(4i)=\left(4+i\right)\left(4-i\right)=  

17

 16i16-i  

15

 99  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 42i4-2i  的虛部是

4

 4-4  

2

 2-2  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (2+3i)2\left(2+3i\right)^2  的實部是

13

 5-5  

12

4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2+i32i\frac{2+i}{3-2i}  有理化,應於分子和分母同時乘以哪一個複數?

 2+i2+i  

 2i2-i  

 3+2i3+2i  

 32i3-2i  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 12i=\frac{1}{2-i}=  

 25+15i\frac{2}{5}+\frac{1}{5}i  

 2515i\frac{2}{5}-\frac{1}{5}i  

 23+13i\frac{2}{3}+\frac{1}{3}i  

 2323i\frac{2}{3}-\frac{2}{3}i  

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?