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5. Use an algebraic strategyto verify that the point given for each function is either a maximum or a minimum. a) (4, 10); f(x) = -x² + 8x-6 b) (60°,-4); f(x) = 4 cos (3x), 30° ≤x≤ 90°

5. Use an algebraic strategyto verify that the point given for each function is either a maximum or a minimum. a) (4, 10); f(x) = -x² + 8x-6 b) (60°,-4); f(x) = 4 cos (3x), 30° ≤x≤ 90°

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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5. Use an algebraic strategyto verify that the point given for each function is either a maximum or a minimum. a) (4, 10); f(x) = -x² + 8x-6 b) (60°, -4); f(x) = 4 cos (3x), 30° ≤ x ≤ 90°
Transcribed Image Text:5. Use an algebraic strategyto verify that the point given for each function is either a maximum or a minimum. a) (4, 10); f(x) = -x² + 8x-6 b) (60°, -4); f(x) = 4 cos (3x), 30° ≤ x ≤ 90°
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