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5x2 f(x) = + 21x + 4 -, a = -2 x2 +2x

5x2 f(x) = + 21x + 4 -, a = -2 x2 +2x

College Algebra
College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter4: Linear Functions
Section: Chapter Questions
Problem 2PT: Determine whether the following function isincreasing or decreasing. f(x)=2x+5
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Determine whether the following function is continuous at a. Use the continuity checklist to justify your answer. 5x2 +21x+ 4 f(x) = a = -2 x2 +2x Select all that apply. O A. The function is continuous at a = -2. O B. The function is not continuous at a = -2 because f(- 2) is undefined. O C. The function is not continuous at a = -2 because lim f(x) does not exist. X-2 O D. The function is not continuous at a = -2 because lim f(x)# f(- 2). X→-2 Click to select your answer(s). « Previous search
Transcribed Image Text:Determine whether the following function is continuous at a. Use the continuity checklist to justify your answer. 5x2 +21x+ 4 f(x) = a = -2 x2 +2x Select all that apply. O A. The function is continuous at a = -2. O B. The function is not continuous at a = -2 because f(- 2) is undefined. O C. The function is not continuous at a = -2 because lim f(x) does not exist. X-2 O D. The function is not continuous at a = -2 because lim f(x)# f(- 2). X→-2 Click to select your answer(s). « Previous search
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