Mathematica 9 is now available
Student Support Forum
-----
Student Support Forum > General > > "Polynomial factorization by roots?"

Post Reply:
Name:
Email Address:

Please send email when my message is replied to.

Url (optional):
Subject:
Message: view original message?
Attachment (optional):
Please answer this:1+5 =



Original Message (ID '188614') By Steve Keeley:
Here's how you can get the answer you want: in: Factor[x^4 + 2 x^2 + 1, Extension -> I] out: (x-I)^2 (x+I)^2