Complex Numbers and the Mover Theorem

Complex Numbers and the Mover Theorem

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

This tutorial explains the Mover Theorem for expanding powers of complex numbers. It begins with an introduction to the theorem, followed by a detailed explanation. An example is provided to demonstrate the application of the theorem, and the results are simplified. The tutorial also covers the normal expansion method to verify the results. The video concludes with a summary and encourages viewers to apply the theorem in future calculations.

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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic of this tutorial?

The quadratic formula

The binomial theorem

The Pythagorean theorem

The Mover theorem

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the Mover theorem help to expand?

Natural numbers

Rational numbers

Complex numbers

Real numbers

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the example, what is the complex number Z equal to?

0 + 0i

2 + 3i

1 + i

3 - i

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the modulus of the complex number 1 + i?

2

√3

√2

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the angle θ in radians for the complex number 1 + i?

π/3

π/6

π/4

π/2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the complex number 1 + i represented in polar form?

√2(cos(π/4) + i sin(π/4))

2(cos(π/3) + i sin(π/3))

1(cos(π/2) + i sin(π/2))

√3(cos(π/6) + i sin(π/6))

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of raising the complex number 1 + i to the power of 5 using the Mover theorem?

-8 - 8i

8 + 8i

-4 - 4i

4 + 4i

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of the normal expansion of (1 + i)^5?

-4 - 4i

4 + 4i

8 + 8i

-8 - 8i

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of using the Mover theorem over normal expansion?

It is more accurate

It is faster and simpler

It requires less knowledge

It is more visual