Find the eccentricity of the ellipse. Then find and graph the ellipses foci and directrices. 9x 2

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Find the eccentricity of the ellipse. Then find and graph the ellipse’s foci and directrices.

9x2 + 10y2 = 90

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Thomas Calculus Early Transcendentals

ISBN: 9780321884077

13th Edition

Authors: Joel R Hass, Christopher E Heil, Maurice D Weir

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