SOLUTION: (2+3i)(3-2i)

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson  -> Lesson -> SOLUTION: (2+3i)(3-2i)      Log On


   

Question 1050734: (2+3i)(3-2i)
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Do you have a question?

Answer by ikleyn(52786) About Me  (Show Source):
You can put this solution on YOUR website!
.
(2+3i)(3-2i) = 2*3 + 3*3i - 2*2i - 6i^2 = 6 + 9i - 4i -6*(-1) = 6 + 9i - 4i + 6 = 12 + 5i.

Answer. 12 + 5i.

See the lesson
    - Complex numbers and arithmetical operations on them
in this site.

Also, you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lesson is the part of this online textbook under the section "Complex numbers".