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9. a) 10. a) c) Which function is always positive? 3 f(x) f(x) = = 2x + 4 1 (x-4)² Express 4² 4 256 √16 2 as a power with a base of 4. b) d) 4³ b) d) 1 f(x) = x²+4 B and C

9. a) 10. a) c) Which function is always positive? 3 f(x) f(x) = = 2x + 4 1 (x-4)² Express 4² 4 256 √16 2 as a power with a base of 4. b) d) 4³ b) d) 1 f(x) = x²+4 B and C

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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9. Which function is always positive? a) 3 f(x) c) 10. a) c) f(x) = = 2x + 4 1 (x-4)² Express 4² 256 √16 2 as a power with a base of 4. b) d) 4³ 44 b) d) f(x) B and C 1 x² + 4
Transcribed Image Text:9. Which function is always positive? a) 3 f(x) c) 10. a) c) f(x) = = 2x + 4 1 (x-4)² Express 4² 256 √16 2 as a power with a base of 4. b) d) 4³ 44 b) d) f(x) B and C 1 x² + 4
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