Question

Знайдіть добуток многочленів:
(1/4x+0,2d)•(4x-1/2d)​

Answer 1

Ответ:

(1/4х+1/5d)•8dx-1/2d

5+4dx/20x•8dx-1/2d

(5+4dx)•(8dx-1)/40dx

40dx-5+32d.2.x.2.-4dx/40dx

36dx-5+32d.2.x.2./40dx