Sketch the graphs of y = sin(x) and y = x and determine the unique root, x∗, of the function f(x) = x−sin(x) in the interval [−π/2, π/2]. What is the multiplicity of this root?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 40E
Question

Sketch the graphs of y = sin(x) and y = x and determine the unique root, x, of

the function f(x) = xsin(x) in the interval [π/2, π/2]. What is the multiplicity

of this root?

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