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Re: solve for a squared variable

• To: mathgroup at smc.vnet.net
• Subject: [mg60476] Re: [mg60424] solve for a squared variable
• From: "David Park" <djmp at earthlink.net>
• Date: Sat, 17 Sep 2005 02:32:00 -0400 (EDT)
• Sender: owner-wri-mathgroup at wolfram.com

Ruth,

Manipulate the equation 'by hand'....

x^2 + y == 1
# - y & /@ %
x^2 + y == 1
x^2 == 1 - y

David Park
djmp at earthlink.net
http://home.earthlink.net/~djmp/ 


From: Ruth Lazkoz [mailto:ruth.lazkoz at ehu.es]
To: mathgroup at smc.vnet.net


Hi everyone,

Why does 

Solve[x^2 + y == 1, x^2] 

give and error message? How can I solve for x^2?

Thanks,

Ruth