Question

(3x + 2a)^6 помогите пж

Answer 1

Ответ:

${(3x - 2a)}^{6} = {(3x - 2a)}^{3} {(3x - 2a)}^{3} = (27 {x}^{3} - 54 {x}^{2} a + 36x {y}^{2} - 8 {y}^{3} )(27 {x}^{3} - 54 {x}^{2} a + 36 {x}^{2} - 8 {y}^{3} ) = 729 {x}^{6} - 2916 {x}^{5} a + 4860 {x}^{4} {a}^{2} - 4320 {x}^{3} {a}^{3} + 2160 {x}^{2} {y}^{4} - 576x {y}^{5} + 64 {a}^{6}$