Question

5. Factorise :

(i) x2 – 2x² - x + 2​

Answer 1

Answer:

Step-by-step explanation:

arrange first in this order

ax^2+bx+c=0

then,

=2x^2-x^2-x+2

=-3x^2-x+2

=then factorise

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

(x+1)(3x+2)

x=-1 orx=-2/3