Explanation Given information: tan x Formula used: tan x = sin x cos x Calculation: Derive that tan x = sin 2 x 1 + cos 2 x Now let us start with right hand side. sin 2 x 1 + cos 2 x = 2 sin x cos x 1 + 2 cos 2 x − 1 [</

4th Edition

ISBN: 9781319050740

Author: Jon Rogawski, Colin Adams, Robert Franzosa

Publisher: W. H. Freeman

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.

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Chapter 1.4, Problem 55E

To determine

To deerive the identity tanx=sin2x1+cos2x.

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Chapter 1.4, Problem 54E

Chapter 1.4, Problem 56E

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Chapter 1 Solutions

Calculus: Early Transcendentals

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To deerive the identity tan x = sin 2 x 1 + cos 2 x .

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To deerive the identity tanx=sin2x1+cos2x.

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Chapter 1 Solutions