Does (x) = 2e x /(1 + x 2 ) have an absolute minimum value? An absolute

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Does ƒ(x) = 2ex/(1 + x2) have an absolute minimum value? An absolute maximum? If so, find them or give reasons why they fail to exist. List all critical points of ƒ.

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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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