Преобразуй в многочлен −12(0,3p−t)²

-12(0.09-0.6pt-t^2) -1.08+7.2pt+12t^2

−12(0,3p−t)² -12(0.3²*p²-0.6pt+t²) -12((3/10)²*p²-0.6pt+t²) -12(9/100p²-0.6pt+t²) - 27/25p²+7.2pt-12t²