Determine the rotation angle 6 needed to eliminate the cross-product term in 7x2 + 8xy + y2

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Determine the rotation angle 6 needed to eliminate the cross-product term in 7x2 + 8xy + y2 = 9. Then obtain the corresponding uv-equation and identify the conic that it represents.

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Calculus

ISBN: 978-0131429246

9th edition

Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon

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Question Posted: Jun 21, 2016 10:48 AM

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Determine the rotation angle 6 needed to eliminate the cross-product term in 7x2 + 8xy + y2

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7x 2 8xy y 2 9 ...View the full answer

Calculus

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