Question 914196

{{{f(x) =( 4x^2 - 36x)/ (x - 9)}}} factor


{{{f(x) =4x( x - 9)/ (x - 9)}}}


{{{f(x) =4x(cross(( x - 9)))/ cross((x - 9))}}}


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


solution:

{{{f(x)=0}}} if {{{x=0}}}

answer:{{{x=0}}}