15-28 Sketch the graph of f by hand and use your sketch to find the absolute and local maximum and minimum values of f. (Use the graphs and transformations of Sections 1.2 and 1.3.) Show Transcribed Text 20. f(x) = sinx, 21. f(x) = sinx, 22. f(t) = cos t, C 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.3: Zeros Of Polynomials
Problem 1E
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15-28 Sketch the graph of f by hand and use your sketch to
find the absolute and local maximum and minimum values of f.
(Use the graphs and transformations of Sections 1.2 and 1.3.)
Show Transcribed Text
20. f(x) = sinx,
21. f(x) = sinx,
22. f(t) = cos t,
0<x< π/2
-π/2 ≤x≤ TT/2
-3π/2 ≤ t ≤ 3π/2
Transcribed Image Text:15-28 Sketch the graph of f by hand and use your sketch to find the absolute and local maximum and minimum values of f. (Use the graphs and transformations of Sections 1.2 and 1.3.) Show Transcribed Text 20. f(x) = sinx, 21. f(x) = sinx, 22. f(t) = cos t, 0<x< π/2 -π/2 ≤x≤ TT/2 -3π/2 ≤ t ≤ 3π/2
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