College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter3: Functions
Section3.3: More On Functions; Piecewise-defined Functions
Problem 84E
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![Tutorial Exercise
Find the value of the derivative (if it exists) at the indicated extremum.
(금)
-4 4V6
f(x) = - 3xVx + 2
10아
-4
-2
4
-5
- 10
Step 1
The minimum and maximum of a function on an interval are the extreme values, or extrema (the singular
form of extrema is extremum), of the function on the interval. In the given problem, the extremum occurs
-4
when x =
3
The specified function is f(x) = -3XVX + 2 = -3x(x + 2)/2.
Differentiate f(x) using the product rule.
+ (x + 2)/2 . (
f '(x) = -3x
(x + 2)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fff82fd9d-8ee3-4315-9176-f6fcf2de3a44%2F147f366e-b57a-4c9a-add6-c549d8e2f30d%2F0irzow22_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Tutorial Exercise
Find the value of the derivative (if it exists) at the indicated extremum.
(금)
-4 4V6
f(x) = - 3xVx + 2
10아
-4
-2
4
-5
- 10
Step 1
The minimum and maximum of a function on an interval are the extreme values, or extrema (the singular
form of extrema is extremum), of the function on the interval. In the given problem, the extremum occurs
-4
when x =
3
The specified function is f(x) = -3XVX + 2 = -3x(x + 2)/2.
Differentiate f(x) using the product rule.
+ (x + 2)/2 . (
f '(x) = -3x
(x + 2)
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