SOLUTION: Simplify and express in the form a+bi (2+3i)(3+2i) Is 13i the correct answer?

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Simplify and express in the form a+bi (2+3i)(3+2i) Is 13i the correct answer?      Log On


   

Question 623144: Simplify and express in the form a+bi
(2+3i)(3+2i)
Is 13i the correct answer?
Found 2 solutions by lwsshak3, fcabanski:
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify and express in the form a+bi
(2+3i)(3+2i)
=6+9i+4i+6i^2
=6+13i-6
=13i

Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
Yes that's correct.


FOIL gives 6+%2B+4i+%2B9i+%2B+6i%5E2+=+6+%2B+13i+%2B+6%2A-1+=+6%2B13i-6=13i

Hope the solution helped. Sometimes you need more than a solution. Contact fcabanski@hotmail.com for online, private tutoring, or personalized problem solving (quick for groups of problems.)