My Math Forum  

Go Back   My Math Forum > High School Math Forum > Algebra

Algebra Pre-Algebra and Basic Algebra Math Forum

LinkBack Thread Tools Display Modes
December 17th, 2012, 01:04 AM   #21
Global Moderator
Joined: Dec 2006

Posts: 21,028
Thanks: 2259

Re: Help complex numbers

Originally Posted by Miran977
1-3i/1+i - i/2+i=
(1-3i)(-2-i)+(-i)(1+i) / (1+i)(-2-i)
That should have been ((1-3i)(-2-i) [color=red]-[/color] (-i)(1+i)) / ((1+i)(-2-i)). There was a further error in your final step.
skipjack is offline  

  My Math Forum > High School Math Forum > Algebra

complex, numbers

Thread Tools
Display Modes

Similar Threads
Thread Thread Starter Forum Replies Last Post
Can complex numbers (and properties of complex numbers) be.. jonas Complex Analysis 2 October 13th, 2014 03:03 PM
Complex numbers Miran977 Algebra 5 December 16th, 2012 01:03 PM
Complex numbers; Miran977 Algebra 14 December 16th, 2012 02:58 AM
Complex complex numbers Tutu Algebra 11 June 26th, 2012 01:36 PM
Complex numbers help jakeward123 Complex Analysis 9 February 8th, 2011 01:49 PM

Copyright © 2019 My Math Forum. All rights reserved.