Odpowiedź :
Odpowiedź:
(25x*2-10x+4)(5x+2) = (50x - 10x + 4)(5x + 2) = (40x + 4)(5x + 2) =
= 200x² + 20x + 80x +8 = 200x² + 100x + 8
Odpowiedź:
(25x*2-10x+4)(5x+2) = (50x - 10x + 4)(5x + 2) = (40x + 4)(5x + 2) =
= 200x² + 20x + 80x +8 = 200x² + 100x + 8