Question 381547
{{{4x^2(x^2-7x+3)=4x^2(x^2)+4x^2(-7x)+4x^2(3)}}}
{{{4x^2(x^2-7x+3)=(4x^4)+(-28x^3)+(12x^2)}}}
{{{4x^2(x^2-7x+3)=highlight(4x^4-28x^3+12x^2)}}}