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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Transcribed Image Text:Find the exact value of each.
V21
1) cos e =
- where 0 se <
5
2) tan e = -where se<n
3
Find sin 20
Find cos 20
3) sin e = where 0s 0 <
4) tan e = 2 where 0so<
Find cos 20
Find tan 20
Use the half-angle identities to find the exacet value of each.
5) tan 255°
6) cos 22.5°
Write each product as a sum or difference with positive arguments.
7) 2sin 20sin 50
8) -2sin 40 sin 5e
Write each sum or difference as a product with positive arguments.
9) cos 9x- cos 15x
10) -5sin 29° – Ssin 305°
Solve each equation for 0s0 <2x.
11) 4sin 20 = cos 0 + 3sin 20
12) -cos 20 = 2cos? 0
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