Re: How to ±
- To: mathgroup at smc.vnet.net
- Subject: [mg103689] Re: How to ±
- From: olliH <oliver.hofherr at googlemail.com>
- Date: Fri, 2 Oct 2009 08:25:30 -0400 (EDT)
- References: <ha243r$p76$1@smc.vnet.net>
When I do it like this: x + ({1, -1}*5)^2 I get two solutions: {25 + x, 25 + x} For my problem I'm looking for a real +- Operator not a List