Question 1174534
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The given function  &nbsp;&nbsp;y = x^3 - 3x^2 - 6x + 8  &nbsp;&nbsp;is a polynomial,


and as any polynomial, &nbsp;it has the domain &nbsp;&nbsp;{ all real numbers },  &nbsp;&nbsp;or  &nbsp;&nbsp;(-oo,oo).




It is a polynomial of the degree &nbsp;3, &nbsp;and as every polynomial of an &nbsp;ODD &nbsp;degree, 

    it has the range from &nbsp;-oo  &nbsp;to &nbsp;oo,   &nbsp;or  &nbsp;&nbsp;(-oo,oo).
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Solved, &nbsp;answered and explained.



What points are plotted, &nbsp;is &nbsp;&nbsp;&nbsp;&nbsp;I R R E L E V A N T &nbsp;&nbsp;&nbsp;&nbsp;for the posed question.