Question

factorise 2x^3 + x^2 - 2x - 1 ÷ x + 1 by long division method​

Answer 1

Answer:

x+1 | 2x^3+x^2-2x-1|2x^2-x-1

2x^3+2x^2

-. -

-x^2-2x-1

-x^2-x

+. +

-x-1

-x-1

+. +

ans:- 2x^2-x-1

Answer 2

Answer:

x+1/ 2^ 3+x ^2-2x -1/2x^ 2-x -1

2x+3 +2x^2

-x^ 2x2 - 1