the factor of polynomial (x)= x^3+2x^2-x-2 is
Answers
Answered by
2
x^3 + 2x^2 - x - 2
= X^2 ( X + 2 ) - 1 ( X + 2 )
= ( x^2 - 1 ) ( X + 2 )
= ( x^2 - 1^2 ) ( x + 2 )
= ( x + 1 ) ( x - 1 ) ( x + 2 ) are the factors..
= X^2 ( X + 2 ) - 1 ( X + 2 )
= ( x^2 - 1 ) ( X + 2 )
= ( x^2 - 1^2 ) ( x + 2 )
= ( x + 1 ) ( x - 1 ) ( x + 2 ) are the factors..
Similar questions