Question

x3+2x2-x-2.factorise ​

Answer 1

Answer:

so the answer is given below it may help you

Step-by-step explanation:

3x-x

2×2-2

2x+2

Answer 2

Answer:

Let put the value of x=1

=(1)^3+2(1)^2-1-2

=1+2-1-2

=0

=(x-1)(x^3+2x^2-x-2)

=(x-1) (x^3+2x^2-x-2)

=(x-1)(x^2+3x+2)

=(x-1)(x^2+2x+x+2)

=(x-1)[x(x+2)+1(x+2)]

=(x-1)(x+1)(x+2).