Question 483612
{{{(6x + 6)(7x^2+6x+1)=6x*7x^2+6x*6x+6x*1+6*7x^2+6*6x+6*1=42x^3+36x^2+6x+42x^2+36x+6=42x^3+78x^2+42x+6}}}