Question

(0,2-4g)*(0,04d^2+0,8dg+16g^2)срочно умножение многочленов

Answer 1

$\displaystyle\bf(0,2d-4g)(0,04d^{2} +0,8dg+16g^{2} )=(0,2d)^{3} -(4g)^{3} =\\\\ =0,008d^{3}+0,16d^{2} g+ 3,2dg^{2} -0,16d^{2} g-3,2dg^{2} -64g^{3} =\\\\ =0,008d^{3} -64g^{3}$