Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit &...
Transcript of Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit &...
![Page 1: Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit & U8 L6 Complex numbers day 1.notebook Set of All Real #s Real Complex Imaginary](https://reader033.fdocuments.in/reader033/viewer/2022052723/5f0d3ecd7e708231d4396397/html5/thumbnails/1.jpg)
U8 L6 Complex numbers day 1.notebook
Unit 8 Lesson 6
Complex Numbers
Definition of the Imaginary Unit
&
![Page 2: Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit & U8 L6 Complex numbers day 1.notebook Set of All Real #s Real Complex Imaginary](https://reader033.fdocuments.in/reader033/viewer/2022052723/5f0d3ecd7e708231d4396397/html5/thumbnails/2.jpg)
U8 L6 Complex numbers day 1.notebook
Set of All Real #s
Real ImaginaryComplex,10, ‐8,
For any real number b,
To simplify, 1st write negative radicals in terms of i
1. 2. 3. 4.example √36 √16 i=6i
![Page 3: Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit & U8 L6 Complex numbers day 1.notebook Set of All Real #s Real Complex Imaginary](https://reader033.fdocuments.in/reader033/viewer/2022052723/5f0d3ecd7e708231d4396397/html5/thumbnails/3.jpg)
U8 L6 Complex numbers day 1.notebook
c)
1stWrite negative radicals in terms of i.2ndUse the product rule to multiply.
1stWrite negative radicals in terms of i.2ndDivide coefficients and radicals
c)
![Page 4: Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit & U8 L6 Complex numbers day 1.notebook Set of All Real #s Real Complex Imaginary](https://reader033.fdocuments.in/reader033/viewer/2022052723/5f0d3ecd7e708231d4396397/html5/thumbnails/4.jpg)
U8 L6 Complex numbers day 1.notebook
A complex number is a combo of real and imaginary #'s and will be written in the form a + bi, where a and b are real numbers and i is the imaginary unit.
examples: a) 5+2i b) -4 - 2i c) 6i
![Page 5: Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit & U8 L6 Complex numbers day 1.notebook Set of All Real #s Real Complex Imaginary](https://reader033.fdocuments.in/reader033/viewer/2022052723/5f0d3ecd7e708231d4396397/html5/thumbnails/5.jpg)
U8 L6 Complex numbers day 1.notebook
Subtract the real part, subtract the imaginary part.
Can you find the i button on your calculator??
WITHOUT CALCULATOR!
d) (4+3i)2
e) (5+2i)(52i) f) (2i)(7i)
![Page 6: Unit 8 Lesson 6 Complex Numbers...Unit 8 Lesson 6 Complex Numbers Definition of the Imaginary Unit & U8 L6 Complex numbers day 1.notebook Set of All Real #s Real Complex Imaginary](https://reader033.fdocuments.in/reader033/viewer/2022052723/5f0d3ecd7e708231d4396397/html5/thumbnails/6.jpg)
U8 L6 Complex numbers day 1.notebook
Homework
U8 L6 Worksheet