Identify each conic without completing the squares and without applying a rotation of axes. x 2

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Identify each conic without completing the squares and without applying a rotation of axes. 

x2 – 2xy + 3y2 + 2x + 4y – 1 = 0

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Related Book For  answer-question

Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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