Use a graphing calculator to graph f (x) = -x³ + 2x? + 6x + 8 and find the following features of the graph. Round answers to the nearest hundredth, if necessary. List the x-intercept of the graph. x = |4| Find the local minimum of the graph. Find the local maximum of the graph. Find the intervals on which the function is decreasing. I< and > Find the interval on which the function is increasing. O

Algebra for College Students
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ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
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Chapter8: Functions
Section8.4: More Quadratic Functions And Applications
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Use a graphing calculator to graph f(x)=−x3+2x2+6x+8 and find the following features of the graph. Round answers to the nearest hundredth, if necessary.

19 of 20 answered
Use a graphing calculator to graph f (x) = -x° + 2x2 + 6x + 8 and find the following features of the graph. Round answers to the nearest hundredth, if
necessary.
List the x-intercept of the graph.
4
Find the local minimum of the graph.
Find the local maximum of the graph.
Find the intervals on which the function is decreasing.
and x >
Find the interval on which the function is increasing.
< x <
Transcribed Image Text:19 of 20 answered Use a graphing calculator to graph f (x) = -x° + 2x2 + 6x + 8 and find the following features of the graph. Round answers to the nearest hundredth, if necessary. List the x-intercept of the graph. 4 Find the local minimum of the graph. Find the local maximum of the graph. Find the intervals on which the function is decreasing. and x > Find the interval on which the function is increasing. < x <
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