How to Multiply Complex Conjugates - Distribute FOIL

Multiplying complex conjugates results in a real number. EASY. Remember that the imaginary unit squared i^2 is -1.

Precalculus Chapter - Radical Expressions and Equations

1 Radicals
2 Simplifying Radical Expressions
3 Adding and Subtracting Radical Expressions
4 Multiplying and Dividing Radical Expressions
5 Rational Exponents
6 Solving Radical Equations
7 Complex Numbers
8 Review Exercises and Sample Exam