Question 700371
{{{4b^2-9b+5}}}


{{{4b^2-4b-5b+5}}}


{{{(4b^2-4b)+(-5b+5)}}}


{{{4b(b-1)+(-5b+5)}}}


{{{4b(b-1)-5(b-1)}}}


{{{(4b-5)(b-1)}}}



---------------------------------------------------------------------------

Answer: 


{{{4b^2-9b+5}}}


completely factors to


{{{(4b-5)(b-1)}}}