SOLUTION: Use synthetic division to determine if -6 is a zero of 2z^3-9z^2-16z+12.

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Question 921460: Use synthetic division to determine if -6 is a zero of 2z^3-9z^2-16z+12.
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Explaining synthetic division is more difficult than actually performing it.

Here is a text-based arrangement

________-6______|________2_____-9______-16________12
________________|
________________|
__________________________________________________________


Follow the process, as example at least:

________-6______|________2_____-9______-16________12
________________|
________________|_____________-12______126______-660
__________________________________________________________
________________________2_____-21______110_______-648


The remainder ;
Negative 6 is not a root.

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