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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Practice help! Please respond in interval notation if applicable, thank you!
![Find the intervals on which f is increasing and the intervals on which it is decreasing.
f(x) = - 2 cos (x) – x on [0,1]
A. The function is increasing on
The function is never decreasing.
(Simplify your answers. Use a comma to separate answers as needed. Type your answers in interval notation. Type an exact answer, using a as needed.
Use integers or fractions for any numbers in the expression.)
B. The function is decreasing on
|| The function is never increasing.
(Simplify your answer. Use a comma to separate answers as needed. Type your answers in interval notation. Type an exact answer, using a as needed.
Use integers or fractions for any numbers in the expression.)
C. The function is increasing on
and decreasing on
(Simplify your answers. Use a comma to separate answers as needed. Type your answers in interval notation. Type an exact answer, using t as needed.
Use integers or fractions for any numbers in the expression.)
O D. The function is never increasing or decreasing.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fea8b8bdc-8aad-48e9-bdbb-a193f2e9e116%2F9caa42a1-8605-4ced-aa84-ad8ae6684396%2F927etd_processed.png&w=3840&q=75)
Transcribed Image Text:Find the intervals on which f is increasing and the intervals on which it is decreasing.
f(x) = - 2 cos (x) – x on [0,1]
A. The function is increasing on
The function is never decreasing.
(Simplify your answers. Use a comma to separate answers as needed. Type your answers in interval notation. Type an exact answer, using a as needed.
Use integers or fractions for any numbers in the expression.)
B. The function is decreasing on
|| The function is never increasing.
(Simplify your answer. Use a comma to separate answers as needed. Type your answers in interval notation. Type an exact answer, using a as needed.
Use integers or fractions for any numbers in the expression.)
C. The function is increasing on
and decreasing on
(Simplify your answers. Use a comma to separate answers as needed. Type your answers in interval notation. Type an exact answer, using t as needed.
Use integers or fractions for any numbers in the expression.)
O D. The function is never increasing or decreasing.
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