The graph of x+6xy+ 25y = 16 is an ellipse. Find the coordinates of the points where the ellipse has horizontal tangent lines.

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.3: Ellipses
Problem 1ECP
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The graph of x +6xy+25 y² =16 is an ellipse. Find the coordinates of the points where
the ellipse has horizontal tangent lines.
Transcribed Image Text:The graph of x +6xy+25 y² =16 is an ellipse. Find the coordinates of the points where the ellipse has horizontal tangent lines.
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