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Math Forum » Discussions » Professional Associations » nyshsmath

Topic: re: #32
Replies: 23   Last Post: Jun 18, 2010 5:18 AM

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precopio@nycap.rr.com

Posts: 97
Registered: 8/26/09
re: #32
Posted: Jun 16, 2010 3:05 PM
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when solving an equation x squared = 9, then yes the answer is + and - 3, but when it is written as a square root, you assume the positive square root.
---- TKENYON@crcs.wnyric.org wrote:

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