Question 1022237


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

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


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

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


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

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

the length is {{{x}}}
and the height is {{{x-4}}}