Locate absolute extrema Question Given g(x) = = -2x- + x – 1, find the absolute maximum value over the interval [-2, 4]. Provide your answer below: MORE INSTRUCTION SUBMIT Content attribution

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.2: Graphs Of Equations
Problem 78E
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Locate absolute extrema
Question
Given g(x) =
= -2x- + x – 1, find the
absolute maximum value over the interval
[-2, 4].
Provide your answer below:
MORE INSTRUCTION
SUBMIT
Content attribution
Transcribed Image Text:Locate absolute extrema Question Given g(x) = = -2x- + x – 1, find the absolute maximum value over the interval [-2, 4]. Provide your answer below: MORE INSTRUCTION SUBMIT Content attribution
Expert Solution
Given,

Calculus homework question answer, step 1, image 1

Absolute maximum or minimum of a function in a clsoed interval exist at a point where its first derivative is zero or at the end points of the given interval.

So we find the derivative of the given function:

Calculus homework question answer, step 1, image 2  

Now solving the derivative by setting it to zero. That is,

Calculus homework question answer, step 2, image 1

Now finding the values of function at the end points and at x = 1/4

Calculus homework question answer, step 2, image 2

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