Find the product. (12p - 3)(12p + 3)
\((a-b)(a+b)=a^2-b^2 \\ \\ (12p-3)(12p+3) = (12p)^2-(3)^2=\boxed {\bf {144p^2 -9}}\)
(12p 12p)+(12p 3)+(-3 12p)+(-3 3)144p^2 + 36p + (-36p) + (-9) =144p^2 - 9
