=2(50x^2-25x+3=2(50x^2-10-15x+3)=2(10x×(5x-1)-3(5x-1))=2(5x-1)×(10x-3)
Смотри.............................
=2(50x^2-25x+3=2(50x^2-10-15x+3)=2(10x×(5x-1)-3(5x-1))=2(5x-1)×(10x-3)
Смотри.............................