1.

(a - b)^2 - 5 (a - b) + 6​

Answer»

ong>ANSWER:

(a-b)^2–5(a-b)+6

Let (a-b)=X then,

=x^2-5x+6

=x^2–(3+2)x+6. [By factorising]

=x^2-3x-2x+6

=x(x-3)-2(x-3)

=(x-3)(x-2)

Putting the VALUE of x then,

=(a-b-3)(a-b-2).

THEREFORE, answer=(a-b-3)(a-b-2).


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