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2. Prove each of the following using identities, showing all work in the process. a. cos (x +) +sin (x – ) = 0 b. cos (x) – sin(x) = cos(2x) - 4 4 - 1+sin(2x) С. = 1+5 sec x csc x sin(2x)

2. Prove each of the following using identities, showing all work in the process. a. cos (x +) +sin (x – ) = 0 b. cos (x) – sin(x) = cos(2x) - 4 4 - 1+sin(2x) С. = 1+5 sec x csc x sin(2x)

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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2. Prove each of the following using identities, showing all work in the process. a. cos(x +) + sin (x – ) = 0 b. cos“ (x) – sin* (x) = cos(2æ) - 3 1+sin(2x) С. sin(2æ) 1 sec x cscх = 1+
Transcribed Image Text:2. Prove each of the following using identities, showing all work in the process. a. cos(x +) + sin (x – ) = 0 b. cos“ (x) – sin* (x) = cos(2æ) - 3 1+sin(2x) С. sin(2æ) 1 sec x cscх = 1+
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