Complex Numbers Dividing Monomials Dividing Binomials 33 Examples

Multiply the numerator and denominator by the complex conjugate of the complex number in the denominator i 3 – 5i The complex conjugate of 3 – 5i is 3 + 5i. Multiplying Complex Numbers

Dividing Complex Numbers  Divide Complex Numbers  No imaginary numbers in the denominator!  i is a radical  Remember to use conjugates if the denominator is a binomial Simplify 3

Division Example Simplify 5

7 + 2i 3 – 5i i + 6i + 10i i – 15i – 25i i – (3 + 5i) i 34

Try These. 1.(3 + 5i) – (11 – 9i) 2.(5 – 6i)(2 + 7i) 3.2 – 3i 5 + 8i 4. (19 – i) + (4 + 15i)

Try These. 1.(3 + 5i) – (11 – 9i) i 2.(5 – 6i)(2 + 7i) i 3.2 – 3i –14 – 31i 5 + 8i (19 – i) + (4 + 15i) i