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31. Refer to Figure 23(B). Compute cos y, sin , cot , and csc ự. 0.3 (A) (B)

31. Refer to Figure 23(B). Compute cos y, sin , cot , and csc ự. 0.3 (A) (B)

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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31. Refer to Figure 23(B). Compute cos y, sin , cot , and csc ự. 0.3 (A) (B)
Transcribed Image Text:31. Refer to Figure 23(B). Compute cos y, sin , cot , and csc ự. 0.3 (A) (B)
Expert Solution
Step 1

Solution:

Consider the given figure (B),

hypotenuse= h = 1

base = b = 0.3

So, the perpendicular  = p = 12-(0.3)2=1-0.09=0.91=0.95

Now calculating 

cos ψ = bh=0.31=0.3sin ψ = ph= 0.951= 0.95cot ψ = bp = 0.30.95= 0.31csc ψ = hb= 10.3= 3.33

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