Question

factorise x²-ax-bx+ab​

Answer 1

Answer:

(x-a) (x-b)

Step-by-step explanation:

⇒ x²-ax-bx+ab

=  x²-bx-ax+ab

=  x(x-b)-a(x-b)

=  (x-b) (x-a)

=  (x-a) (x-b)