Please slove by ELEMENTARY ANALYSIS. Thanks! 26.6 Let s(x) = x –and c(x) = 1- +-. for x E R.for x € R.-. ..(a) Prove s' = c and c'-s.(b) Prove (s² +c²)' = 0.(c) Prove s² +c² = 1.= sin x and c(x)Actually s(x)facts.= cos x, but you do not need these

This is a problem of calculus, and series.

Answered: -26.6 Let s(x) = x – + ... and c(x) =…

-26.6 Let s(x) = x – + ... and c(x) = 1– +- for x E R. -- . (a) Prove s' = c and c' (b) Prove (s? + c²)' = 0. (c) Prove s² +c² = 1.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.4: Values Of The Trigonometric Functions

Problem 22E

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Question

Please slove by ELEMENTARY ANALYSIS. Thanks!

26.6 Let s(x) = x –
and c(x) = 1- +-. for x E R.
for x € R.
-. ..
(a) Prove s' = c and c'
-s.
(b) Prove (s² +c²)' = 0.
(c) Prove s² +c² = 1.
= sin x and c(x)
Actually s(x)
facts.
= cos x, but you do not need these

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