Warm Up Express each number in terms of i. 1. 2. Find each complex conjugate. 3. 4. 9i9i Find each product. 5.6.
Warm Up Simplify each expression. 1. 2. 3. 4. 5. f(x) = x 2 – 18x + 16 f(x) = x 2 + 8x – 24 Find the zeros of each function.
Environmental Data Analysis with MatLab Lecture 10: Complex Fourier Series.
Introduction Recall that the imaginary unit i is equal to. A fraction with i in the denominator does not have a rational denominator, since is not a rational.
Section 1.4 Complex Numbers. The Imaginary Unit i.
Use the imaginary unit i to write complex numbers. Add, subtract, and multiply complex numbers. Use complex conjugates to write the quotient of two complex.
Section 2.4 Complex Numbers What you should learn How to use the imaginary unit i to write complex numbers How to add, subtract, and multiply complex.
§ 7.7 Complex Numbers. Blitzer, Intermediate Algebra, 5e – Slide #2 Section 7.7 Complex Numbers In the next chapter we will study equation whose solutions.
Chapter 3 Complex Numbers Quadratic Functions and Equations Inequalities Rational Equations Radical Equations Absolute Value Equations.
Copyright © 2010 Pearson Education, Inc. Complex Numbers Perform arithmetic operations on complex numbersPerform arithmetic operations on complex numbers.
Adapted from Walch Eduation 4.3.4: Dividing Complex Numbers 2 Any powers of i should be simplified before dividing complex numbers. After simplifying.
Taking the Square Root of Both Sides Adapted from Walch EducationAdapted from Walch Education.