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1. If a, B are acute angles such 4 that cos a = 8 and tan B=, find 15 a. cos (a- B) b. sin 2

1. If a, B are acute angles such 4 that cos a = 8 and tan B=, find 15 a. cos (a- B) b. sin 2

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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Pre calc. 1
1. If a, ß are acute angles such 4 that cos a =- and tan B 8 find 15 a. cos (a - B) a b. sin 2
Transcribed Image Text:1. If a, ß are acute angles such 4 that cos a =- and tan B 8 find 15 a. cos (a - B) a b. sin 2
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