Question 945674

I am suppose to factor completely but am unsure how to do
75-60m+12m^2
<pre>
{{{75 - 60m + 12m^2}}}
{{{3(25 - 20m + 4m^2)}}} ------- Factoring out GCF, 3
{{{3(25 - 10m - 10m  + 4m^2)}}}
3[5(5 - 2m) - 2m(5 - 2m)]
{{{highlight_green(3(5 - 2m)(5 - 2m))}}}, or {{{highlight_green(3(5 - 2m)^2)}}}