Question 209407
Factor:
{{{a^4-3a^3+40a^2}}} Notice that each term contains a factor of {{{a^2}}}
{{{(a^2)*(a^2)-3*a*(a^2)+40*(a^2)}}} Factor out the {{{a^2}}}
{{{highlight(a^2(a^2-3a+40))}}}...and that's as far as we can go for factoring.