Complex Numbers Operations and Properties

Complex Numbers Operations and Properties

Assessment

Interactive Video

Created by

Thomas White

Mathematics

9th - 10th Grade

Hard

This video tutorial explains how to add and subtract complex numbers. It begins with an introduction to the problem, followed by detailed steps to perform addition and subtraction of complex numbers. The video concludes with a summary and a preview of the next topic, which will cover multiplication and division of complex numbers.

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic discussed in this video?

Graphing linear equations

Adding and subtracting complex numbers

Solving quadratic equations

Calculating derivatives

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the given values of z1 and z2 in the problem statement?

z1 = 3 + 2i, z2 = 4 - i

z1 = 5 + i, z2 = 1 - 3i

z1 = 2 + 4i, z2 = 3 - i

z1 = 1 + 3i, z2 = 2 - 2i

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of adding the real parts of z1 and z2?

5

7

4

6

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of adding the imaginary parts of z1 and z2?

2i

3i

5i

4i

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final result of z1 + z2?

5 + 4i

6 + 2i

5 + 3i

6 + 3i

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving z1 - z2?

Multiply the real parts

Subtract the real parts

Add the real parts

Divide the real parts

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of subtracting the real parts of z1 and z2?

-1

1

0

2

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