Question 1009890
given zeros: 
{{{x[1]=-2}}}
{{{x[2]=1}}}
{{{x[3]=4}}}


{{{f(x)=(x-x[1])(x-x[2])(x-x[3])}}}

{{{f(x)=(x-(-2))(x-1)(x-4)}}}

{{{f(x)=(x+2)(x-1)(x-4)}}}

{{{f(x)=(x^2-x+2x-2)(x-4)}}}

{{{f(x)=(x^2+x-2)(x-4)}}}

{{{f(x)=x^3+x^2-2x-4x^2-4x+8}}}

{{{f(x)=x^3-3x^2-6x+8}}}


{{{ graph( 600, 600, -10, 10, -10, 10, x^3-3x^2-6x+8) }}}