Choose the value of the trigonometric function cos θ using the information: sin θ = 1/5, θ in quadrant I. a. 24 b. -√24/ 5 c. √24/5   What is the amplitude of f(x) = sin(x) + cos(x)? a. 2 b. √2 c. √2/2 d. 2/√2

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 18E
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Choose the value of the trigonometric function cos θ using the information: sin θ = 1/5, θ in quadrant I.

a. 24

b. -√24/ 5

c. √24/5

 

What is the amplitude of f(x) = sin(x) + cos(x)?
a. 2

b. √2

c. √2/2

d. 2/√2 

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