1.2 Adding And Subtracting Complex Numbers

Adding and Subtracting (add or subtract the real parts, then add or subtract the imaginary parts) Ex: Ex: Ex:

1.3 Powers of i and Multiplying Complex Numbers

*For larger exponents, divide the exponent by 4, then use the remainder as your exponent instead. Example:

Multiplying Treat the i’s like variables, then change any that are not to the first power Ex: Ex:

Your Turn!

Your Turn!

Conjugates: Two complex numbers of the form a + bi and a – bi are complex conjugates. The product is always a real number Ex:

1.3 Dividing Complex Numbers

Writing in Standard Form

Writing in Standard Form

Your Turn!