At what point is the tangent to (x) = x 2 + 4x - 1 horizontal?

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At what point is the tangent to ∫(x) = x2 + 4x - 1 horizontal?

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Calculus Graphical, Numerical, Algebraic

ISBN: 9780132014083

3rd Edition

Authors: Ross L. Finney, Franklin D. Demana, Bert K. Waits, Daniel Kennedy

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