Show that if m is any real number, then there are exactly two lines of slope that

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Show that if m is any real number, then there are exactly two lines of slope that are tangent to the ellipse x2/a2 + y2/b2 = 1 and their equations are y = ± √a2m2 + b2.

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: Jul 09, 2010 12:05 AM

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Show that if m is any real number, then there are exactly two lines of slope that

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245 1 2x a y mx F 2y dy b dx Combining this condition with these poi...View the full answer

Discrete Mathematics and Its Applications

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