Multiplying complex numbers
When multiplying two complex numbers you get
Explanation
Using the calculation rules you can calculate the product as
(c + di) = ac + adi + bci + bdi.gif){kind=small}
and because i2 = – 1 you get
Example 1
When multiplying a complex number with its conjugate, you get
When multiplying two complex numbers you get
Using the calculation rules you can calculate the product as
and because i2 = – 1 you get
When multiplying a complex number with its conjugate, you get