Describing a cubic function

kendang

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Joined
Jul 26, 2011
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List the facts that pertain to the function f(x)=2x^3(x^2-9).

I would like to find the following:
  • Degree[/*:m:4hunm4gb]
  • Leading Coefficient[/*:m:4hunm4gb]
  • Highest Power[/*:m:4hunm4gb]
  • Odd/Even Power[/*:m:4hunm4gb]
  • Roots/Intersection[/*:m:4hunm4gb]
  • Turning Points[/*:m:4hunm4gb]


The graph looks like this:
2x3x29.png


Can someone also explain hos this is graphed?
 
kendang said:
List the facts that pertain to the function f(x)=2x^3(x^2-9).

I would like to find the following:
  • Degree[/*:m:173jde8r]
  • Leading Coefficient[/*:m:173jde8r]
  • Highest Power[/*:m:173jde8r]
  • Odd/Even Power[/*:m:173jde8r]
  • Roots/Intersection[/*:m:173jde8r]
  • Turning Points[/*:m:173jde8r]


The graph looks like this:
2x3x29.png


Can someone also explain hos this is graphed?

If you are trying to unserstand the nature of the graph -

What is the value of f(x) at x = 1 and x = -1

What is the value of f(x) at x = 2 and x = -2

What is the value of f(x) at x = 2.5 and x = -2.5

What is the value of f(x) at x = 4 and x = -4

What is the value of f(x) at x = 4.5 and x = -4.5

Then also investigate the values of f'(x) at those x's.
 
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