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#13 Help.

NotSoSmart  Feb 6, 2018
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3 √ [27x - 81]    -  5    =

 

3 √ [ 27 (x - 3) ]  - 5                     [Note    3√27  =   3  ]

 

3 3√ (x - 3)  -  5

 

This is the cube root function vertically stretched by a factor of 3

Shifted to the right 3  units

And shifted down 5 units

 

Here's the graph of both :

 

https://www.desmos.com/calculator/man8dgxb7u

 

 

cool cool cool

CPhill  Feb 6, 2018

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