i need the answer quickly Q3: Construct a 3rd order Lagrange polynomial of the function f(x) = Inx.cosxwhere x e [1, 4]. Then find the exact and approximate values of f(2.4) andf(4.5) and estimate the error.

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Answered: Q3: Construct a 3rd order Lagrange…

Q3: Construct a 3rd order Lagrange polynomial of the function f(x) = lnx.cosx where x e [1, 4]. Then find the exact and approximate values of f(2.4) and f(4.5) and estimate the error.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter5: Inverse, Exponential, And Logarithmic Functions

Section5.2: Exponential Functions

Problem 58E

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i need the answer quickly

Q3: Construct a 3rd order Lagrange polynomial of the function f(x) = Inx.cosx
where x e [1, 4]. Then find the exact and approximate values of f(2.4) and
f(4.5) and estimate the error.

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