Sketch the curve (x, y) = c together with and the tangent line at the given

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Sketch the curve ƒ(x, y) = c together with ∇ƒ and the tangent line at the given point. Then write an equation for the tangent line.

xy = -4, (2, -2)

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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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