Ответ:
Объяснение:
(3-5х)*(1-2х+3х²)=3*(1-2х+3х²)-5х*(1-2х+3х²)=3-6х+9х²-5х+10х²-15х³=3-11х+19х²-15х³.
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Ответ:
Объяснение:
(3-5х)*(1-2х+3х²)=3*(1-2х+3х²)-5х*(1-2х+3х²)=3-6х+9х²-5х+10х²-15х³=3-11х+19х²-15х³.