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Suppose that x = 3 tan 8. Find an expression for cos in terms of x. (Hint: Draw a triangle.) 3 a. 3 √9+x² C. √x²-9 √x²-9 √9+x² b. d. X 3x

Suppose that x = 3 tan 8. Find an expression for cos in terms of x. (Hint: Draw a triangle.) 3 a. 3 √9+x² C. √x²-9 √x²-9 √9+x² b. d. X 3x

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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12. Suppose that x = 3 tan 8. Find an expression for cos in terms of x. (Hint: Draw a triangle.) 3 a. 3 √9+x² C. √x²-9 √x²-9 √9+x² d. X 3x b.
Transcribed Image Text:12. Suppose that x = 3 tan 8. Find an expression for cos in terms of x. (Hint: Draw a triangle.) 3 a. 3 √9+x² C. √x²-9 √x²-9 √9+x² d. X 3x b.
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