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(a) Show that cos(x²) > cos x for 0 < x < 1. (b) Deduce that ° cos(x?) dx >;. 1

(a) Show that cos(x²) > cos x for 0 < x < 1. (b) Deduce that ° cos(x?) dx >;. 1

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Part a and b. Show all work

74. (a) Show that cos(x) > cos x for 0 < x < 1. TT/6 (b) Deduce that ° cos(x²) dx > ;. 21
Transcribed Image Text:74. (a) Show that cos(x) > cos x for 0 < x < 1. TT/6 (b) Deduce that ° cos(x²) dx > ;. 21
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